Digital delivery help

Hello everyone I am looking for someone to show me as well as help me set up digital delivery on my oscommerce shoping cart. i will be selling Ebook and software that are going to be avaliable for download My buddy told me this is extremly easy to do but unfortunatly he is out the country right now and cant show me , so I tried to do this my self and went into my my admin>config>download option and adjusted it to do downloads then i went into my Product attributes and adjust the attributes but it seem and then i test it but it didnt seem to work So, what i am looking for is someone that is affordable that can get my store properly configured for downloads and add extra fuctionality through code so customers can not access the download link until payment is approved by the payment processor. Can someone Help Please get back to me thanks Sal ## Deliverables What i am looking for someone to show me as well as help me get my store properly configured for downloads and add extra fuctionality throuh code so customer can not access the download link until payment is approved by the payment processor ## Platform OScommerce