Match.com is the most widely used online dating service in the United States. It is also available internationally, and has 15 million active members. It has cycled through about 100 million users since 2000. Match.com's largest advantage is their huge subscriber base, which attracts hopeful singles looking to find romance.

Go to Match.com and create a username, then select the "Subscribe" button on the top navigation to complete the checkout process. Service is available in Monthly and Annual terms.

There is a cancel process online on the Match.com website, but it often requires that you call a toll-free number to cancel your account. You should get an email confirmation when your account is canceled so that you know it was processed.