For one time advertising promotions or typical requests it is easier to use services of the outsourced call center. Main advantage of such a service is that the company who rents it is free from the necessity of keeping the operators and organizing their work flow.
Reseller Services
Voip Reseller Programs
VoIP Termination
Wholesale Termination
VoIP Reseller,Callshop Reseller and A-Z Termination,
PC2Phone Dialer Services & Mobile Dialer Services
All kind of VOIP solution.