http://www.mobilehomecaretips.com/entrydoorrepairtips.php has some information on common entry door problems and possible solutions.
beach house rules
Things I LOVE @ the Shore/ Beach
LOVE this door!
front door style
HOME & DESIGN
love this door!
My colorful world
Orange front door
HOME: Doors! Love me some color
An aqua front door is unusual, but so gorgeous -- especially with gold hardware.
Fab Front Doors
Like the front door color
How to paint your front door, with advice on how to tell whether the current paint is latex or oil based, priming advice, etc.