DJ Classified Payson Payment plugin and customization for dj classified extension

Hi i need [login to view URL] payment plugin for Joomla DJ Classified extension actually this plugin must work when customers paying for the promotions and must work when theyre buying something with auction or buy it now options so you know how it must be this. And extra work is dj classified customization 3 more promotions and coupon code system for the promotion payments so we can give to users coupon codes with time range and discountted same as % percent or 10$ down to price when theyre paying for the promotions. Important notice Please send me message your references and accept this work if you worked before with dj classified extension or payson payment system!!!