Immediate Signup is available using a link below: 

Accepting Credit Cards:

e-Commerce Merchant Acct  |  High Risk Merchant Acct  |  Auction Merchant Acct

Retail Store/Swipe Merchant Acct  |  Wireless/Portable Merchant Acct

Accepting Checks:

Check By Phone Acct  |  ACH Processing Acct | e-Check from Authorize.net

 
The links above are for those already familiar with pricing and services.  If you need more information on a service, select from: 

Merchant Accounts |  Check Services