I have only used PE cash, so I cant speak for other toy programs. I know that when I was searching for a toy program I chose this one becuase of the 35% comission rate and becuase they have a lot of products....
the following is cut and pasted
-Nearly 50,000 Products To Promote Your Own Branded Company Store
-Direct to Product Linking
-Your Own Fully Customizable Store
-Direct to Adult Star Linking
-Detailed Real Time Statistics
-Direct to Category Linking
-Real Time Sale Notification
-Featured Product Linking
-Super Low Chargeback Risk
-Direct-To-Checkout Linking
- No Merchant Account Required
-Targetted Niche Stores to Promote
-Fastest Adult Shippers on the Net
My ref code is in my sig if you would like to sign up.
cheers