Mal's is a popular shopping cart program. They have both a free version and premium real-time version. Real-time allows instant processing online and is the preferred method of accepting credit cards online.
This shopping cart has multiple functions in addition to online ordering. It also allows web site owners to set up affiliate programs (customer referral systems), autoresponders, online newsletters, mailing list sign up forms,digital product delivery, etc. If you are serious about your online business, they have a 30 day trial program. For more information and the 30 day trial, click on the link below.