Just added Amazon feed creator in the back end, our store have around 500 items, I create it within a second, the feed format is CSV, Amazon accept excel format feed also, There also a statement on amazon list all categories amazon have and what is the shipping rate they do.
The reason I have to thinking about Amazon or eBay is because uniwarestore.com get down for one month and we used joomla instead of zen cart, but the customer losing the interesting on our products, the price could be so high, I do not know how to make whole site sales, in that time, I need help, but no one help, it really pussy me up, now changed back to zen cart, I try to update it, it's so complicate. so changed template, which can make website looks much better, and zen cart have bunch plugin to install and can easy make zen cart more functional, so put amazon and eBay to the zen cart.
now my plan is upload amazon feed from zen cart and
I play on website almost for one year, but still not understand how to make a backup, if you ask hosting company, they just tell you, you can create a backup with C panel, and restore also use C panel. If you try it, you will be dis pointed, since you can not be success.