Adding a what is {N} section

Author: tjvantoll

index.html

@@ -29,12 +29,16 @@ <h1>Building Apps with NativeScript and Angular 2</h1>
 			<div class="chapter">
 				<h2 id="building-apps-with-nativescript-and-angular-2">Building Apps with NativeScript and Angular 2</h2>
 <p><img src="images/banner.png" class="banner-image" alt="NativeScript and Angular 2 logos"></p>
-<p><a href="https://www.nativescript.org/">NativeScript</a> is a framework for building completely native iOS and Android apps using JavaScript and CSS, and Angular JS is one of the most popular open source JavaScript frameworks for application development.</p>
+<p>Welcome to the NativeScript &amp; Angular 2 getting started guide. In this hands-on tutorial, you’ll build a cross-platform iOS and Android app from scratch.</p>
+<blockquote>
+<p><strong>WARNING 🚧</strong>: This guide is being actively written and is not complete. If you find an error in the guide please report the problem at <a href="https://github.com/tjvantoll/nativescript-angular-guide">https://github.com/tjvantoll/nativescript-angular-guide</a>. Pull requests are also welcome 😀</p>
+</blockquote>
+<h3 id="what-is-nativescript-what-is-angular-2-">What is NativeScript? What is Angular 2?</h3>
+<p><a href="https://www.nativescript.org/">NativeScript</a>  is a framework for building native iOS and Android apps using JavaScript and CSS. NativeScript renders UIs with the native platform’s rendering engine—no <a href="http://developer.telerik.com/featured/what-is-a-webview/">WebViews</a>—resulting in native-like performance and UX. Angular JS is one of the most popular open source JavaScript frameworks for application development.</p>
 <p>The latest version of Angular, <a href="https://angular.io/">Angular 2</a>, makes it possible to use Angular outside of a web browser, and developers at <a href="http://www.telerik.com/">Telerik</a> (the company that created and maintains NativeScript) <a href="https://docs.google.com/document/d/1J6fZcVbVa6uONVCJIox2A3Jn5TWgspLufmryfA1OXGk/edit#heading=h.trgonlvb0z3j">have been working closely with developers at Google</a> to make Angular 2 in NativeScript a reality.</p>
-<p>The result is a framework that allows you to build native apps using the same framework—and in some cases the same code—that you use to build Angular 2 web apps, with the performance you’d expect from native code. Let’s look at how it all works by building an app.</p>
+<p>The result is a framework that allows you to build mobile apps using the same framework—and in some cases the same code—that you use to build Angular 2 web apps, with the performance you’d expect from native code. Let’s look at how it all works by building an app.</p>
 <blockquote>
-<p><strong>WARNING #1</strong>: Although NativeScript itself is a production-ready framework that drives <a href="https://www.nativescript.org/showcases">many apps in the app stores today</a>, NativeScript’s Angular integration is still in an alpha stage. If you run into issues when using the Angular integration, please report them on <a href="https://github.com/NativeScript/nativescript-angular">https://github.com/NativeScript/nativescript-angular</a>. If you’re looking for a guide on using the production-ready flavor of NativeScript head to the <a href="http://docs.nativescript.org/start/getting-started">official Getting Started Guide</a>.</p>
-<p><strong>WARNING #2 🚧</strong>: This guide is being actively written. If you choose to go through this today you’ll certainly find grammatical errors and steps that just don’t work. If you find an error in the guide please report the problem at <a href="https://github.com/tjvantoll/nativescript-angular-guide">https://github.com/tjvantoll/nativescript-angular-guide</a>. Pull requests are also welcome 😀</p>
+<p><strong>WARNING</strong>: Although NativeScript itself is a production-ready framework that drives <a href="https://www.nativescript.org/showcases">many apps in the app stores today</a>, NativeScript’s Angular integration is still in an alpha stage. If you run into issues when using the Angular integration, please report them on <a href="https://github.com/NativeScript/nativescript-angular">https://github.com/NativeScript/nativescript-angular</a>. If you’re looking for a guide on using the production-ready flavor of NativeScript, head to the <a href="http://docs.nativescript.org/start/getting-started">official Getting Started Guide</a>.</p>
 </blockquote>
 <h3 id="what-you-re-building">What you&#39;re building</h3>
 <p>This guide will walk you through building <a href="https://github.com/NativeScript/sample-Groceries">Groceries</a>, a groceries management app that does the following things:</p>

src/chapters/chapter0.md

@@ -2,15 +2,19 @@
 
 <img src="images/banner.png" class="banner-image" alt="NativeScript and Angular 2 logos">
 
-[NativeScript](https://www.nativescript.org/) is a framework for building completely native iOS and Android apps using JavaScript and CSS, and Angular JS is one of the most popular open source JavaScript frameworks for application development.
+Welcome to the NativeScript & Angular 2 getting started guide. In this hands-on tutorial, you’ll build a cross-platform iOS and Android app from scratch.
 
-The latest version of Angular, [Angular 2](https://angular.io/), makes it possible to use Angular outside of a web browser, and developers at [Telerik](http://www.telerik.com/) (the company that created and maintains NativeScript) [have been working closely with developers at Google](https://docs.google.com/document/d/1J6fZcVbVa6uONVCJIox2A3Jn5TWgspLufmryfA1OXGk/edit#heading=h.trgonlvb0z3j) to make Angular 2 in NativeScript a reality.
+> **WARNING 🚧**: This guide is being actively written and is not complete. If you find an error in the guide please report the problem at <https://github.com/tjvantoll/nativescript-angular-guide>. Pull requests are also welcome 😀
+
+### What is NativeScript? What is Angular 2?
 
-The result is a framework that allows you to build native apps using the same framework—and in some cases the same code—that you use to build Angular 2 web apps, with the performance you’d expect from native code. Let’s look at how it all works by building an app.
+[NativeScript](https://www.nativescript.org/)  is a framework for building native iOS and Android apps using JavaScript and CSS. NativeScript renders UIs with the native platform’s rendering engine—no [WebViews](http://developer.telerik.com/featured/what-is-a-webview/)—resulting in native-like performance and UX. Angular JS is one of the most popular open source JavaScript frameworks for application development.
+
+The latest version of Angular, [Angular 2](https://angular.io/), makes it possible to use Angular outside of a web browser, and developers at [Telerik](http://www.telerik.com/) (the company that created and maintains NativeScript) [have been working closely with developers at Google](https://docs.google.com/document/d/1J6fZcVbVa6uONVCJIox2A3Jn5TWgspLufmryfA1OXGk/edit#heading=h.trgonlvb0z3j) to make Angular 2 in NativeScript a reality.
 
-> **WARNING #1**: Although NativeScript itself is a production-ready framework that drives [many apps in the app stores today](https://www.nativescript.org/showcases), NativeScript’s Angular integration is still in an alpha stage. If you run into issues when using the Angular integration, please report them on https://github.com/NativeScript/nativescript-angular. If you’re looking for a guide on using the production-ready flavor of NativeScript head to the [official Getting Started Guide](http://docs.nativescript.org/start/getting-started).
+The result is a framework that allows you to build mobile apps using the same framework—and in some cases the same code—that you use to build Angular 2 web apps, with the performance you’d expect from native code. Let’s look at how it all works by building an app.
 
-> **WARNING #2 🚧**: This guide is being actively written. If you choose to go through this today you’ll certainly find grammatical errors and steps that just don’t work. If you find an error in the guide please report the problem at <https://github.com/tjvantoll/nativescript-angular-guide>. Pull requests are also welcome 😀
+> **WARNING**: Although NativeScript itself is a production-ready framework that drives [many apps in the app stores today](https://www.nativescript.org/showcases), NativeScript’s Angular integration is still in an alpha stage. If you run into issues when using the Angular integration, please report them on https://github.com/NativeScript/nativescript-angular. If you’re looking for a guide on using the production-ready flavor of NativeScript, head to the [official Getting Started Guide](http://docs.nativescript.org/start/getting-started).
 
 ### What you're building