Creating Electronic Stores

Hi , Im an html/css developer .
I want to learn how to set up electronic stores on my websites
where do you think that should start ?

Thanks

You Need To Learn PHP OR JS OR Some Scripting Language To Program The Shop In. I'd They Php Most Commenly Used , But You Can Buy Scripts Or Google Free One's That Are Pre-Made. Or Like cafeexpress.com With Lets You Make Your Own Shop. Google Is Your Friend.