Allow users to add links to places you can purchase the collectible from

[SomethingSexy]

Allow them to indicate if it is sold out or not and what the current price is.

[SomethingSexy]

Setup affilates for eBay, Amazon and Sideshow.

[SomethingSexy]

Here is information on the amazon API

https://affiliate-program.amazon.com/gp/advertising/api/detail/main.html

Might want to use this so users can automatically add retail information from amazon.

Then we could add our affiliate links.

For the current price though, we might want to refresh that when the user comes to the page and it hasn't been refreshed in say 24 hours or something.

[SomethingSexy]

http://stackoverflow.com/questions/1595624/amazon-products-api-looking-for-basic-overview-and-information