limit

I have a table of eBay itemid, and for each id I want to apply a reviseitem call, but from the second call I get the following error: You have exceeded your maximum call limit of 3000 for 5 seconds.…

I am working on a program for a friend which will allow him to post and revise listings to his eBay account and when reviewing the necessary documentation I have found a conflict in terms of limits. This page suggests…