Dear All,
I am try to make a e-commerce website.
What is the fundamental things?
Please help me this
One of the most important things is security, and there are many aspects where this is an issue.
Here is a link to the PCI standards.
http://www.pcisecuritystandards.org
Otherwise, your question is very broad. Perhaps after you look at the tutorial Gramps provided a link to you can narrow down your focus.
North America
Europe, Middle East and Africa
Asia Pacific