Optimizing audio video files

1 Perform basic sound editing to remove undesirable recording takes and unwanted artifacts, such as coughs or sneezes.
2 Add digital effects enhancements, such as reverb, delay, and pitch-shifting to amplify your soundtrack.
3 Apply web mastering techniques to optimize your sound files for web compression and delivery.
4 Another commonly used method for removing artifacts while preserving the underlying sound file is equalization.
Optimizing video files:
1. Surround your video with HTML.
2. Use keywords in the filename, title, description.
3. Encode the right Meta data.
4. Use the word “video” as much as possible.
5. For video, it’s still all about links.
6. Keep your video files in one directory.
7. Stay away from flash video players.
8. Optimize your URLs.
9. Submit web videos in online video sharing sites:
10. Allow the visitors to rate the video

Optimizing flash files:
1. Flash Search Engine SDK
This is the life-belt. The most advanced tool to extract text from a Flash movie. One of the handiest applications in the Flash Search Engine SDK is the tool named swf2html. As it name implies, this tool extracts text and links from a Macromedia Flash file and writes the output unto a standard HTML document, thus saving you the tedious job to do it manually.
2. SE-Flash.com
Here is a tool that visually shows what from your Flash files is visible to search engines and what is not. This tool is very useful, even if you already have the Flash Search Engine SDK installed because it provides one more check of the accuracy of the extracted text.

Optimizing Ajax based application
1. Optimal Database Indexing
2. Eliminate Redundant SQL Queries
3. Fragment Caching
4. Response Text Compression/Minimization
5. Pre-rendering and Client-side JavaScript Caching