American Express credit cards – commonly known as Amex cards – are a popular choice among customers looking for extra rewards when spending money. These cards come in all sorts of forms, from cashback ...

Elysse Bell is a finance and business writer for Investopedia. She writes about small business, personal finance, technology, and more. Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced ...