pnSubscriptions allows you to charge your customers for special access to your site by using PayPal's and Google Checkout subscription service. 1) Directly upon payment, users will automatically be added to another group of your choice. 2) They will however not be deleted from their upgraded group until their subscription period is over. 3) You can determine which group(s) will have access to purchase the membership plan(s). 4) You can create unlimited membership plans. 5) You can offer trial periods with each subscription. Payment Options : Payapl and googlecheckout.