Here are some useful links that I found:

Development

stackoverflow.com – this is amazing site where you can find almost any answer on technical stuff, or you can ask the questions. My profile

www.fmxexpress.com – this is very good source of all different technical tips about the Delphi.

iPhone

iHelpCorner – some things that you can do with your iPhone when you go to “dark side”

Health

nature-pon.com – this is very good startup coupon system for health products at US.