Here you will find some sites I have found useful throughout my IT career:
My main online store
http://www.Solunar.com
My AbleCommerce 7 programming store
http://www.AbleMods.com
AbleCommerce 7 Storefront software
http://www.ablecommerce.com/
Convert C-Sharp to VB - huge help if you are allergic to C-Sharp like I am
http://labs.developerfusion.co.uk/convert/csharp-to-vb.aspx
Batch Picture Image Resizer and Converter - fantastic for getting all your product images into a consistent format and size
http://www.softorbits.com/
Several useful ASP/ASP.Net Add-ons
http://www.Xigla.com/
SMTP Mail Server software - low cost, Windows-based and extremely easy to set up
Developer: http://www.MDaemon.com/
Buy it: http://www.ablemods.com/Mail-Server-Software-C4.aspx