Welcome to our Frequently Asked Questions section. Please select from one of the categories on the left hand side of this page to begin browsing this section. If you have a question that is not covered in the FAQ, please feel free to initiate a live chat with one of our staff. We are available to answer your inquiry real-time. If you are an existing Practice Pay Solutions customer and would like assistance by phone, please utilize our phone directory below. Shopping Cart Questions Phone: 1.800.730.9227 For Shopping Cart-related questions Open Monday - Friday, 10AM to 8PM Eastern/NY Time Support is handled by 1Shoppingcart.com Please have your 5-digit cart ID ready when calling Authorize.net Phone: 1.877.447.3938 For Payment Gateway and Virtual Terminal questions Open Monday - Sunday, 9AM to 9PM Eastern/NY Time USA/Domestic Merchants only VeriSign Phone: 1.888.883.9770 For VeriSign Payflow questions Open Monday - Sunday, 8AM to 9PM Eastern/NY Time USA/Domestic Merchants only CPS Phone: 1.800.211.6855 For bank deposits, merchant account, monthly statement and Visa® or Mastercard®-related questions USA/Domestic Merchants only American Express® Merchant Services Phone: 1.800.528.5200 For American Express®-related merchant questions Open 24 hours a day, 7 days a week USA Merchants only Discover® Business Services Phone: 1.800.347.2000 For Discover®-related merchant questions Open Monday - Friday, 8:30AM - 8PM Eastern/NY Time USA Merchants only International Merchants Phone: +1.866.699.9022 Replace + with your international dialing code Open 24 hours a day, 7 days a week Please have your merchant ID available