A survey of 2000 online users, in 2009, revealed that 50% would abandon their purchase if their preferred method of payment was not available.
The number of available payment methods on your site limits your customer's ability to make a payment.
Some of your visitors may not have access to a credit card - some may prefer Paypal - others may only be able to use an e-check. Offer as many payment options as possible to ensure that your customers are able to proceed with a transaction.
Payment methods include:
You can also make a printable order form available for those who are still leery about ordering online and wish to send a check by postal mail.