A2billing Setup - repost

I need to setup small calling card business for destination to only one country. I have 5-10 sip trunks from the destination country. So the all outgoing calls should use those sip trunks and calls will reach to customer dialed local phone number (specified 1 country) . And the called should billed by a2billing. Things needed to get done [] Install A2biling in rented dedicated server ([login to view URL] - Best Value) [] Setup 5-10 SIP Trunks [] Create 6 Rate cards [] Setup Skype connect to connect PBX via pin authenticate.. So the customer able to dial given Skype contact and authenticate pin then make calls. (3 Rates card will be applied) > Generate 500 pins for Skype connect [] Create 500 sip accounts for soft phone connection. It should be pin less authenticate. Customer able to dial define country local phone number and billed. [] Basic security implementing to server. [] Basic training (maximum 30 minutes) how to add more cards and basic trouble shooting. Also I'm looking for long term relationship. So please be kind add to my skype id for future requirements. In case I need urgent technical support,will contact most available person in my skype contact. Skype id : [login to view URL]