Hello
I am interested in purchasing a SSL Certificate but i have a few questions regarding this. Sorry if i sound like newbie but there are many others who will have the same questions so making it easier for them.

1) What is the purpose of SSL Certificate ?
2) What should we looking for when buying a Certificate ?
3) What Certificate would be better suited for business types such as online stores, Blogs, gambling and casino sites, etc ?
4) What would you recommend for a starter and will they be accessible for all servers that we have or one site per cetrificate?
5) Any other information that you think is important.

Regards

Duke