Why and How to Build a Website?

Building websites is a mixture of art and science. And in order to get that mix right it's important to answer some questions before you start Sketching or Photoshopping or Squarespacing. 
(1) What is the purpose of your website?
(2) Who is your website designed for? 
(3) What is your timeline and budget? 

Check out this video we just released to help people explore these website design questions

What website design questions would you add to this short list?