To accept credit cards with PayPal, set up a business account, connect to PayPal’s payment gateway, and use PayPal Zettle for in-person or online payments.

A simple trick can help couples double your credit card rewards without spending a dollar more. Here's how it works.

Learn why a travel editor carries only the Amex Gold and Venture X credit cards in his wallet, earning top rewards on dining, travel and everyday spending.

The Capital One VentureOne and Citi Double Cash are both flat-rate, no-annual-fee cards that earn transferable rewards.