diff --git a/aio/content/examples/styleguide/e2e/src/app.e2e-spec.ts b/aio/content/examples/styleguide/e2e/src/app.e2e-spec.ts
index c1018c7dd3..48d6dca6cd 100644
--- a/aio/content/examples/styleguide/e2e/src/app.e2e-spec.ts
+++ b/aio/content/examples/styleguide/e2e/src/app.e2e-spec.ts
@@ -29,50 +29,6 @@ describe('Style Guide', function () {
     expect(input.isPresent()).toBe(true);
   });
 
-  it('03-01', function () {
-    browser.get('#/03-01');
-
-    let div = element(by.tagName('sg-app > div'));
-    expect(div.getText()).toBe('The expected error is 42');
-  });
-
-  it('03-02', function () {
-    browser.get('#/03-02');
-
-    let divs = element.all(by.tagName('sg-app > div'));
-    expect(divs.get(0).getText()).toBe('Heroes url: api/heroes');
-    expect(divs.get(1).getText()).toBe('Villains url: api/villains');
-  });
-
-  it('03-03', function () {
-    browser.get('#/03-03');
-
-    let div = element(by.tagName('sg-app > div'));
-    expect(div.getText()).toBe('Our hero is RubberMan and He is so elastic');
-  });
-
-  it('03-04', function () {
-    browser.get('#/03-04');
-
-    let buttons = element.all(by.tagName('sg-app > button'));
-    expect(buttons.get(0).getText()).toBe('Show toast');
-    expect(buttons.get(1).getText()).toBe('Hide toast');
-  });
-
-  // temporarily disabled because of a weird issue when used with rxjs v6 with rxjs-compat
-  xit('03-06', function () {
-    browser.get('#/03-06');
-
-    let div = element(by.tagName('sg-app > div'));
-    expect(div.getText()).toBe('Actual favorite: Windstorm');
-
-    let lis = element.all(by.tagName('sg-app > ul > li'));
-    expect(lis.get(0).getText()).toBe('Windstorm');
-    expect(lis.get(1).getText()).toBe('Bombasto');
-    expect(lis.get(2).getText()).toBe('Magneta');
-    expect(lis.get(3).getText()).toBe('Tornado');
-  });
-
   it('04-10', function () {
     browser.get('#/04-10');
 
diff --git a/aio/content/examples/styleguide/src/03-01/app/app.component.ts b/aio/content/examples/styleguide/src/03-01/app/app.component.ts
deleted file mode 100644
index cb9479d2d9..0000000000
--- a/aio/content/examples/styleguide/src/03-01/app/app.component.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import { Component, OnInit } from '@angular/core';
-
-import { ExceptionService } from './core';
-
-@Component({
-  selector: 'sg-app',
-  template: '<div>The expected error is {{errorCode}}</div>',
-  providers: [ExceptionService]
-})
-export class AppComponent implements OnInit {
-  errorCode: number;
-
-  constructor(private exceptionService: ExceptionService) { }
-
-  ngOnInit() {
-    this.errorCode = this.exceptionService.getException();
-  }
-}
diff --git a/aio/content/examples/styleguide/src/03-01/app/app.module.ts b/aio/content/examples/styleguide/src/03-01/app/app.module.ts
deleted file mode 100644
index 48079f21c7..0000000000
--- a/aio/content/examples/styleguide/src/03-01/app/app.module.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { NgModule } from '@angular/core';
-import { RouterModule } from '@angular/router';
-
-import { AppComponent } from './app.component';
-
-@NgModule({
-  imports: [
-    RouterModule.forChild([{ path: '03-01', component: AppComponent }])
-  ],
-  declarations: [
-    AppComponent
-  ],
-  exports: [ AppComponent ]
-})
-export class AppModule {}
diff --git a/aio/content/examples/styleguide/src/03-01/app/core/exception.service.avoid.ts b/aio/content/examples/styleguide/src/03-01/app/core/exception.service.avoid.ts
deleted file mode 100644
index 0a22811fe3..0000000000
--- a/aio/content/examples/styleguide/src/03-01/app/core/exception.service.avoid.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-// #docregion
-import { Injectable } from '@angular/core';
-
-@Injectable()
-// #docregion example
-/* avoid */
-
-export class exceptionService {
-  constructor() { }
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-01/app/core/exception.service.ts b/aio/content/examples/styleguide/src/03-01/app/core/exception.service.ts
deleted file mode 100644
index dd77b4f7dc..0000000000
--- a/aio/content/examples/styleguide/src/03-01/app/core/exception.service.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-// #docplaster
-// #docregion
-import { Injectable } from '@angular/core';
-
-@Injectable()
-// #docregion example
-export class ExceptionService {
-  constructor() { }
-  // #enddocregion example
-  // testing harness
-  getException() { return 42; }
-  // #docregion example
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-01/app/core/index.ts b/aio/content/examples/styleguide/src/03-01/app/core/index.ts
deleted file mode 100644
index 8acaa4bcf9..0000000000
--- a/aio/content/examples/styleguide/src/03-01/app/core/index.ts
+++ /dev/null
@@ -1 +0,0 @@
-export * from './exception.service';
diff --git a/aio/content/examples/styleguide/src/03-01/app/index.ts b/aio/content/examples/styleguide/src/03-01/app/index.ts
deleted file mode 100644
index e120e2dbfd..0000000000
--- a/aio/content/examples/styleguide/src/03-01/app/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './core';
-export * from './app.component';
diff --git a/aio/content/examples/styleguide/src/03-02/app/app.component.ts b/aio/content/examples/styleguide/src/03-02/app/app.component.ts
deleted file mode 100644
index 132ea54c85..0000000000
--- a/aio/content/examples/styleguide/src/03-02/app/app.component.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import { Component } from '@angular/core';
-
-import { heroesUrl, mockHeroes, VILLAINS_URL } from './core';
-
-@Component({
-  selector: 'sg-app',
-  template: `
-    <div>Heroes url: {{heroesUrl}}</div>
-    <div>Villains url: {{villainsUrl}}</div>
-
-    <h4>Mock Heroes</h4>
-    <div *ngFor="let hero of heroes">{{hero}}</div>
-  `
-})
-export class AppComponent {
-  heroes      = mockHeroes;   // prefer
-  heroesUrl   = heroesUrl;    // prefer
-  villainsUrl = VILLAINS_URL; // tolerate
-}
diff --git a/aio/content/examples/styleguide/src/03-02/app/app.module.ts b/aio/content/examples/styleguide/src/03-02/app/app.module.ts
deleted file mode 100644
index 2db4012ebf..0000000000
--- a/aio/content/examples/styleguide/src/03-02/app/app.module.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import { NgModule } from '@angular/core';
-import { BrowserModule } from '@angular/platform-browser';
-import { RouterModule } from '@angular/router';
-
-import { AppComponent } from './app.component';
-
-@NgModule({
-  imports: [
-    BrowserModule,
-    RouterModule.forChild([{ path: '03-02', component: AppComponent }])
-  ],
-  declarations: [
-    AppComponent
-  ],
-  exports: [ AppComponent ]
-})
-export class AppModule {}
diff --git a/aio/content/examples/styleguide/src/03-02/app/core/data.service.ts b/aio/content/examples/styleguide/src/03-02/app/core/data.service.ts
deleted file mode 100644
index 5c26478c7b..0000000000
--- a/aio/content/examples/styleguide/src/03-02/app/core/data.service.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// #docregion
-export const mockHeroes   = ['Sam', 'Jill']; // prefer
-export const heroesUrl    = 'api/heroes';    // prefer
-export const VILLAINS_URL = 'api/villains';  // tolerate
diff --git a/aio/content/examples/styleguide/src/03-02/app/core/index.ts b/aio/content/examples/styleguide/src/03-02/app/core/index.ts
deleted file mode 100644
index 2ba773ede8..0000000000
--- a/aio/content/examples/styleguide/src/03-02/app/core/index.ts
+++ /dev/null
@@ -1 +0,0 @@
-export * from './data.service';
diff --git a/aio/content/examples/styleguide/src/03-02/app/index.ts b/aio/content/examples/styleguide/src/03-02/app/index.ts
deleted file mode 100644
index e120e2dbfd..0000000000
--- a/aio/content/examples/styleguide/src/03-02/app/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './core';
-export * from './app.component';
diff --git a/aio/content/examples/styleguide/src/03-03/app/app.component.ts b/aio/content/examples/styleguide/src/03-03/app/app.component.ts
deleted file mode 100644
index 3ca522bc45..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/app.component.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import { Component, OnInit } from '@angular/core';
-
-import { Hero, HeroCollectorService } from './core';
-
-@Component({
-  selector: 'sg-app',
-  template: '<div>Our hero is {{hero.name}} and {{hero.power}}</div>',
-  providers: [HeroCollectorService]
-})
-export class AppComponent implements OnInit {
-  hero: Hero;
-
-  constructor(private heroCollectorService: HeroCollectorService) { }
-
-  ngOnInit() {
-    this.hero = this.heroCollectorService.getHero();
-  }
-}
diff --git a/aio/content/examples/styleguide/src/03-03/app/app.module.ts b/aio/content/examples/styleguide/src/03-03/app/app.module.ts
deleted file mode 100644
index 29b3d2e765..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/app.module.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { NgModule } from '@angular/core';
-import { RouterModule } from '@angular/router';
-
-import { AppComponent } from './app.component';
-
-@NgModule({
-  imports: [
-    RouterModule.forChild([{ path: '03-03', component: AppComponent }])
-  ],
-  declarations: [
-    AppComponent
-  ],
-  exports: [ AppComponent ]
-})
-export class AppModule {}
diff --git a/aio/content/examples/styleguide/src/03-03/app/core/hero-collector.service.avoid.ts b/aio/content/examples/styleguide/src/03-03/app/core/hero-collector.service.avoid.ts
deleted file mode 100644
index f481af18b6..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/core/hero-collector.service.avoid.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-// #docregion
-// #docregion example
-/* avoid */
-
-import { Injectable } from '@angular/core';
-
-import { IHero } from './hero.model.avoid';
-
-@Injectable()
-export class HeroCollectorService {
-  hero: IHero;
-
-  constructor() { }
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-03/app/core/hero-collector.service.ts b/aio/content/examples/styleguide/src/03-03/app/core/hero-collector.service.ts
deleted file mode 100644
index 1df5c0deb0..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/core/hero-collector.service.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-// #docplaster
-// #docregion
-// #docregion example
-import { Injectable } from '@angular/core';
-
-import { Hero } from './hero.model';
-
-@Injectable()
-export class HeroCollectorService {
-  hero: Hero;
-
-  constructor() { }
-  // #enddocregion example
-  // testing harness
-  getHero() {
-    this.hero = {
-      name: 'RubberMan',
-      power: 'He is so elastic'
-    };
-
-    return this.hero;
-  }
-  // #docregion example
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-03/app/core/hero.model.avoid.ts b/aio/content/examples/styleguide/src/03-03/app/core/hero.model.avoid.ts
deleted file mode 100644
index ce93b2c59a..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/core/hero.model.avoid.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-// #docregion
-// #docregion example
-/* avoid */
-
-export interface IHero {
-  name: string;
-  power: string;
-}
-
-export class Hero implements IHero {
-  name: string;
-  power: string;
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-03/app/core/hero.model.ts b/aio/content/examples/styleguide/src/03-03/app/core/hero.model.ts
deleted file mode 100644
index fab0d4cb97..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/core/hero.model.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-// #docregion
-// #docregion example
-export interface Hero {
-  name: string;
-  power: string;
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-03/app/core/index.ts b/aio/content/examples/styleguide/src/03-03/app/core/index.ts
deleted file mode 100644
index 17ad67b0b1..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/core/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './hero-collector.service';
-export * from './hero.model';
diff --git a/aio/content/examples/styleguide/src/03-03/app/index.ts b/aio/content/examples/styleguide/src/03-03/app/index.ts
deleted file mode 100644
index e120e2dbfd..0000000000
--- a/aio/content/examples/styleguide/src/03-03/app/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './core';
-export * from './app.component';
diff --git a/aio/content/examples/styleguide/src/03-04/app/app.component.ts b/aio/content/examples/styleguide/src/03-04/app/app.component.ts
deleted file mode 100644
index 5aaf3402e1..0000000000
--- a/aio/content/examples/styleguide/src/03-04/app/app.component.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-import { Component, OnInit } from '@angular/core';
-
-import { ToastService } from './core';
-
-@Component({
-  selector: 'sg-app',
-  template: `
-    <button (click)="show()">Show toast</button>
-    <button (click)="hide()">Hide toast</button>
-  `,
-  providers: [ToastService]
-})
-export class AppComponent implements OnInit {
-  constructor(private toastService: ToastService) { }
-
-  hide() {
-    this.toastService.hide();
-  }
-
-  show() {
-    this.toastService.show();
-  }
-
-  ngOnInit() {
-    this.toastService.activate('Hello Style Guide!');
-  }
-}
diff --git a/aio/content/examples/styleguide/src/03-04/app/app.module.ts b/aio/content/examples/styleguide/src/03-04/app/app.module.ts
deleted file mode 100644
index a5a8d5bb4e..0000000000
--- a/aio/content/examples/styleguide/src/03-04/app/app.module.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import { NgModule } from '@angular/core';
-import { BrowserModule } from '@angular/platform-browser';
-import { RouterModule } from '@angular/router';
-
-import { AppComponent } from './app.component';
-
-@NgModule({
-  imports: [
-    BrowserModule,
-    RouterModule.forChild([{ path: '03-04', component: AppComponent }])
-  ],
-  declarations: [
-    AppComponent
-  ],
-  exports: [ AppComponent ]
-})
-export class AppModule {}
diff --git a/aio/content/examples/styleguide/src/03-04/app/core/index.ts b/aio/content/examples/styleguide/src/03-04/app/core/index.ts
deleted file mode 100644
index e78b628f9c..0000000000
--- a/aio/content/examples/styleguide/src/03-04/app/core/index.ts
+++ /dev/null
@@ -1 +0,0 @@
-export * from './toast.service';
diff --git a/aio/content/examples/styleguide/src/03-04/app/core/toast.service.avoid.ts b/aio/content/examples/styleguide/src/03-04/app/core/toast.service.avoid.ts
deleted file mode 100644
index 0f3a7c25ea..0000000000
--- a/aio/content/examples/styleguide/src/03-04/app/core/toast.service.avoid.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-// #docregion
-// #docregion example
-/* avoid */
-
-import { Injectable } from '@angular/core';
-
-@Injectable()
-export class ToastService {
-  message: string;
-
-  private _toastCount: number;
-
-  hide() {
-    this._toastCount--;
-    this._log();
-  }
-
-  show() {
-    this._toastCount++;
-    this._log();
-  }
-
-  private _log() {
-    console.log(this.message);
-  }
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-04/app/core/toast.service.ts b/aio/content/examples/styleguide/src/03-04/app/core/toast.service.ts
deleted file mode 100644
index ab148a1732..0000000000
--- a/aio/content/examples/styleguide/src/03-04/app/core/toast.service.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-// #docplaster
-// #docregion
-// #docregion example
-import { Injectable } from '@angular/core';
-
-@Injectable()
-export class ToastService {
-  message: string;
-
-  private toastCount: number;
-
-  hide() {
-    this.toastCount--;
-    this.log();
-  }
-
-  show() {
-    this.toastCount++;
-    this.log();
-  }
-
-  private log() {
-    console.log(this.message);
-  }
-  // #enddocregion example
-  // testing harness
-  activate(message: string) {
-    this.message = message;
-  }
-  // #docregion example
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-04/app/index.ts b/aio/content/examples/styleguide/src/03-04/app/index.ts
deleted file mode 100644
index e120e2dbfd..0000000000
--- a/aio/content/examples/styleguide/src/03-04/app/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './core';
-export * from './app.component';
diff --git a/aio/content/examples/styleguide/src/03-06/app/app.component.html b/aio/content/examples/styleguide/src/03-06/app/app.component.html
deleted file mode 100644
index 67fb0d5964..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/app.component.html
+++ /dev/null
@@ -1,6 +0,0 @@
-<div>Actual favorite: {{favorite?.name}}</div>
-<ul>
-  <li *ngFor="let hero of heroes">
-    {{hero.name}}
-  </li>
-</ul>
diff --git a/aio/content/examples/styleguide/src/03-06/app/app.component.ts b/aio/content/examples/styleguide/src/03-06/app/app.component.ts
deleted file mode 100644
index 8ec308bc6a..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/app.component.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-import { Component, OnInit } from '@angular/core';
-
-import { Hero, HeroService } from './heroes';
-import { ExceptionService, SpinnerService, ToastService } from './core';
-
-@Component({
-  selector: 'sg-app',
-  templateUrl: './app.component.html',
-  providers: [HeroService, ExceptionService, SpinnerService, ToastService]
-})
-export class AppComponent implements OnInit {
-  favorite: Hero;
-  heroes: Hero[];
-
-  constructor(private heroService: HeroService) { }
-
-  ngOnInit() {
-    this.heroService.getHero(1).subscribe(hero => this.favorite = hero);
-    this.heroService.getHeroes().subscribe(heroes => this.heroes = heroes);
-  }
-}
diff --git a/aio/content/examples/styleguide/src/03-06/app/app.module.ts b/aio/content/examples/styleguide/src/03-06/app/app.module.ts
deleted file mode 100644
index f259ce23a2..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/app.module.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import { NgModule } from '@angular/core';
-import { BrowserModule } from '@angular/platform-browser';
-import { RouterModule } from '@angular/router';
-
-import { AppComponent } from './app.component';
-
-@NgModule({
-  imports: [
-    BrowserModule,
-    RouterModule.forChild([{ path: '03-06', component: AppComponent }])
-  ],
-  declarations: [
-    AppComponent
-  ],
-  exports: [ AppComponent ]
-})
-export class AppModule {}
diff --git a/aio/content/examples/styleguide/src/03-06/app/core/exception.service.ts b/aio/content/examples/styleguide/src/03-06/app/core/exception.service.ts
deleted file mode 100644
index 7180c88e6b..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/core/exception.service.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-import { Injectable } from '@angular/core';
-
-@Injectable()
-export class ExceptionService { }
diff --git a/aio/content/examples/styleguide/src/03-06/app/core/index.ts b/aio/content/examples/styleguide/src/03-06/app/core/index.ts
deleted file mode 100644
index e4e6723f91..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/core/index.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-// #docregion
-// #docregion example
-export * from './exception.service';
-export * from './spinner';
-export * from './toast';
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-06/app/core/spinner/index.ts b/aio/content/examples/styleguide/src/03-06/app/core/spinner/index.ts
deleted file mode 100644
index 19618714a5..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/core/spinner/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-// #docregion
-export * from './spinner.service';
diff --git a/aio/content/examples/styleguide/src/03-06/app/core/spinner/spinner.service.ts b/aio/content/examples/styleguide/src/03-06/app/core/spinner/spinner.service.ts
deleted file mode 100644
index ad5d2ed6e0..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/core/spinner/spinner.service.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-import { Injectable } from '@angular/core';
-
-export interface ISpinnerState { }
-
-@Injectable()
-export class SpinnerService {
-  spinnerState: any;
-
-  show() { }
-
-  hide() { }
-}
diff --git a/aio/content/examples/styleguide/src/03-06/app/core/toast/index.ts b/aio/content/examples/styleguide/src/03-06/app/core/toast/index.ts
deleted file mode 100644
index 0a88fb952d..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/core/toast/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-// #docregion
-export * from './toast.service';
diff --git a/aio/content/examples/styleguide/src/03-06/app/core/toast/toast.service.ts b/aio/content/examples/styleguide/src/03-06/app/core/toast/toast.service.ts
deleted file mode 100644
index e92e75ee45..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/core/toast/toast.service.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import { Injectable } from '@angular/core';
-
-@Injectable()
-export class ToastService {
-  activate: (message?: string, title?: string) => void;
-}
diff --git a/aio/content/examples/styleguide/src/03-06/app/heroes/index.ts b/aio/content/examples/styleguide/src/03-06/app/heroes/index.ts
deleted file mode 100644
index c3da79f741..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/heroes/index.ts
+++ /dev/null
@@ -1 +0,0 @@
-export * from './shared';
diff --git a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.model.ts b/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.model.ts
deleted file mode 100644
index fab0d4cb97..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.model.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-// #docregion
-// #docregion example
-export interface Hero {
-  name: string;
-  power: string;
-}
-// #enddocregion example
diff --git a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.service.avoid.ts b/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.service.avoid.ts
deleted file mode 100644
index fea2e49d99..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.service.avoid.ts
+++ /dev/null
@@ -1,29 +0,0 @@
-// #docregion
-// #docregion example
-/* avoid */
-
-import { ExceptionService, SpinnerService, ToastService } from '../../core';
-import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
-import { Hero } from './hero.model';
-// #enddocregion example
-
-@Injectable()
-export class HeroService {
-
-  constructor(
-    private exceptionService: ExceptionService,
-    private spinnerService: SpinnerService,
-    private toastService: ToastService,
-    private http: HttpClient
-  ) { }
-
-  getHero(id: number) {
-    return this.http.get<Hero>(`api/heroes/${id}`);
-  }
-
-  getHeroes() {
-    return this.http.get<Hero[]>(`api/heroes`);
-  }
-
-}
diff --git a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.service.ts b/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.service.ts
deleted file mode 100644
index 0dd5931a7a..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/hero.service.ts
+++ /dev/null
@@ -1,30 +0,0 @@
-// #docregion
-// #docregion example
-import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
-
-import { ExceptionService, SpinnerService, ToastService } from '../../core';
-import { Hero } from './hero.model';
-
-// #enddocregion example
-
-@Injectable()
-export class HeroService {
-  cachedHeroes: Hero[];
-
-  constructor(
-    private exceptionService: ExceptionService,
-    private spinnerService: SpinnerService,
-    private toastService: ToastService,
-    private http: HttpClient
-  ) { }
-
-  getHero(id: number) {
-    return this.http.get<Hero>(`api/heroes/${id}`);
-  }
-
-  getHeroes() {
-    return this.http.get<Hero[]>(`api/heroes`);
-  }
-
-}
diff --git a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/index.ts b/aio/content/examples/styleguide/src/03-06/app/heroes/shared/index.ts
deleted file mode 100644
index dbb150d3f8..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/heroes/shared/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './hero.model';
-export * from './hero.service';
diff --git a/aio/content/examples/styleguide/src/03-06/app/index.ts b/aio/content/examples/styleguide/src/03-06/app/index.ts
deleted file mode 100644
index cf861e261a..0000000000
--- a/aio/content/examples/styleguide/src/03-06/app/index.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-export * from './heroes';
-export * from './core';
-export * from './app.component';
diff --git a/aio/content/examples/styleguide/src/app/app.module.ts b/aio/content/examples/styleguide/src/app/app.module.ts
index 2420170d4f..321577028a 100644
--- a/aio/content/examples/styleguide/src/app/app.module.ts
+++ b/aio/content/examples/styleguide/src/app/app.module.ts
@@ -16,11 +16,6 @@ import * as s0101 from '../01-01/app/app.module';
 import * as s0205 from '../02-05/app/app.module';
 import * as s0207 from '../02-07/app/app.module';
 import * as s0208 from '../02-08/app/app.module';
-import * as s0301 from '../03-01/app/app.module';
-import * as s0302 from '../03-02/app/app.module';
-import * as s0303 from '../03-03/app/app.module';
-import * as s0304 from '../03-04/app/app.module';
-import * as s0306 from '../03-06/app/app.module';
 import * as s0408 from '../04-08/app/app.module';
 import * as s0410 from '../04-10/app/app.module';
 import * as s0411 from '../04-11/app/app.module';
@@ -51,11 +46,6 @@ import * as s0901 from '../09-01/app/app.module';
     s0205.AppModule,
     s0207.AppModule,
     s0208.AppModule,
-    s0301.AppModule,
-    s0302.AppModule,
-    s0303.AppModule,
-    s0304.AppModule,
-    s0306.AppModule,
     s0408.AppModule,
     s0410.AppModule,
     s0411.AppModule,