Below are links to some of the websites I have found useful over the years; they are geared towards Four Thirds and Micro Four Thirds cameras.
I have also begun to add links to websites of photographers that have caught my eye as I browse.

Useful links

Photography Websites	Photographers	Camera Related
ePHOTOzine	Ian Cameron - Transient Light	Olympus Cameras
Digital Photography Review	Bryan Peterson	eGroup
Amateur Photographer		Four Thirds User
photo.net		My Four Thirds
Andrzej Wrotniak
Digital Photography Now		Four Thirds
10% off Zenfolio		43 Rumours
		Panasonic Lumix G Cameras Biofos - Olympus Camaeras
Buying Options		My Images on the Web
Ffordes - Local		My Flickr Images
Amazon		Blipfoto
		All My Photos (this site)