How would I go about setting up an internet business?
I want to set up an internet business for selling computers and parts. I am 15 years old. I know how to make websites, and how to build computers, but how can i sell and buy in parts when i cant use my under 18 debit card? How would i make the site successful – advertising etc.?
Tags: 
Check out http://www.sitesell;com. He offers a full program for developing effective websites from beginning to end.
Also, check out Josh Spaulding and the Warrior Forum.
For a start, you can start selling your services for building websites (internationally depends on your skill levels) and building computers in your local areas whereby the parts can be bought by your clients under your recommendation.
All these you can start by blogging your services.
With enough capital, then setup your own ecommerce and arrange with a supplier to start marketing your stuff.
Advertising, Pay-Per-Click will all come in handy as you expand your business
You’ve gotten some great answers. I think the key is to build yourself a site and pimp the heck out of it. You don’t need really any money to do it…digitalpoint forums has a ton of info on how to SEO your site and get it out there.