It's not as scary as it sounds. Although it will be up to you to build your site, these services have user-friendly software templates that help you design your storefront. Even if you don't have a domain name or a merchant account yet, these services will either have ways to set them up or give you tips on establishing them. You'll be charged a monthly fee, which usually depends on the number of items in your inventory. If the service is going to host your site, look into their package deals to see if you can save on monthly fees.
Some services also charge a one-time setup fee, a domain name fee, and transaction fees.
Don't be afraid to seek out a service that can meet your specific needs. If you have Web design experience, look into a service that allows you to be more hands-on when it comes to the design of your site. Although it may seem like a big step, with the options available to small businesses, if you want to try selling online you shouldn't be intimidated. Quick tips Customer service is key. If you need help, you're not going to want to resort to viewing an FAQ page or sending an e-mail.