Pure-Ecommerce.com says "Back Up Your Site Weekly!"

We encourage you to backup your website on a weekly basis. This is especially important when you are adding new products or updating your content. It is simple, easy and always best to be safe - be sure to back up your site to your computer's hard drive! Security is key when running a website business. Just remember it only takes 5 minutes and it is always best to be safe than sorry!