How? With Squareup. It's so easy, even my husband uses it (he hates having to learn new techno things).
It's a cell phone ap (short for 'application') and it is a free ap. Here's the details:
2.75% per swipe for all cardsOne simple rate, all major credit cards.
Next-day payoutAutomatic direct deposits to your bank account.
Free reader, free appFor iPhone, iPad and Android.
Fast setupTake your first credit card payment in minutes.
Credit cards accepted are Visa, MasterCard, American Express and Discover.