It can be difficult to get a credit card merchant account to do payments aggregation: http://www.braintreepaymentsolutions.com/blog/high-risk-mechant-account-th

It can be difficult to get a credit card merchant account to do payments aggregation: http://www.braintreepaymentsolutions.com/blog/high-risk-mechant-account-third-party-payments-aggregation http://www.braintreepaymentsolutions.com/blog/high-risk-mech... It might be easier to have the buyer's entire payment transferred to the seller and then bill the seller for your cut separately.