Trendy Flash Website Builder Features:

Site Designs: Amazing Flash Website Designs.
Contact Form: Contact Page to let visitors get in touch with you!
Image Gallery: Stunning Image gallery to showcase your Photos.
Media Player: Share Videos and MP3 music with your site visitors!
Online Store: Sell Your Products and services online with amazing online store.
Greeting Cards: Greet your site visitors on Christmas, New Year and More!
YouTube Videos: Add YouTube videos to Your Site with a Single Click.
SEO: Rank high on Google, Yahoo, Bing etc. with inbuilt Search Engine Optimization.
Iphone/Mobile Site: Automatically publish your website for iPhone and other Smart Phones.
Stock Image Gallery: Dress up your website with stunning images from the free stock image library.
PayPal Integration: Accept payments directly into your Paypal account from the online store.
Social Networking: Inbuilt integration with Facebook and Twitter in Site Builder!
Social Bookmarks: Let your visitors share your site easily on Google buzz, Reddit, Digg, Myspace, etc.,
Music Library: Add soothing music to your site from in built free music library.
Text Effects: Jazz up your site content with high impact effects like Drop Shadow, Bevel, Outer Glow etc.
Unlimited Customization: Give your website a distinct identity with Incredible Template(Flash Templates) Customization Options.

The Web Design software comes with tons of other features.