PPC
- Prosper202 Self Hosted Apps
- Google Adwords PPC For Affiliate Newbies - Beginners PPC - Affiliate Marketing Blog
- More Advanced Click & Keyword to DirectTrack System Conversion Tracking | Affiliate, SEO and PHP Coding Blog - OOOFF.com
- AdWords Definitive Guide - Double the Customers on your Website in 30 minutes or Less, with Google AdWords
- 49 Tips On Adwords
- Microsoft adCenter Labs: Paid Search
- PPC Management - 3 Approaches to making a killing as a Super Affiliate - Traffic - Attract Customers - SoftwareProjects