We've now added two more providers for PayVault, TrialPay (http://www.trialpay.com/) and Zong (http://zong.com/)
There's a bit more info in our blog post: http://playerio.com/documentation/payva ... r/trialpay
You can also directly check out the payvault documentation here: http://playerio.com/documentation/payva ... r/trialpay, and here: http://playerio.com/documentation/payva ... vider/zong