I used TeleSign and their Telephone Verification Solution and it has saved my website from going under!! I have used other similar services but none better and more cost effective than TeleSign!!! I own a Hosting provider website and came across a major issue with fraudsters and spammers registering accounts to spam and put up illegal websites at my expense. TeleSign’s solutions are a simple yet effective way to keep these fraudsters away from your hosting website. If those criminals are going to create a fraudulent website, they probably will not give you a real credit card. Implementing TeleSign has rid my hosting site from scammers, and eliminated chargeback’s. TeleSign and their Telephone Verification Solution put a stop to all of this!! Thanks to TeleSign and their Telephone Verification Solution I have kept fraudsters out of my customer base for good. After I paid their small fee they integrated their system using their SOAP-based API. This was done right over the Internet almost instantaneously. It was right after I recorded a custom message for my users when calling back the Telephone Verification Solution. I recommend TeleSign and their Telephone Verification Solution to anyone who owns a Hosting website or who has a similar problem with online scammers and criminals. I have been blessed with the services of TeleSign and my site has never been better! Thanks again TeleSign!!!