You must be a very good programmer in order to make future improvements to the script.
A very good programmer is someone that will not have to think much about "how to do this or that". Is someone that always find a solution to the problems.
IM Messenger necessary. Please bid for the install and also mod the script in order to accept html templates for the users auctions like at ebay.
In case possible message me about the possibility of a bulk auction insert like the turbo lister at ebay.
Please don´t bid less time than you need as i will stick you to that.
Payment after the project is done only, or, escrow to good reviewed freelancers.