Professional Photography; Decision Making?

Eyes On The D80


IDP TV - PhotoPlus 2006 - Nikon D80




I'm gonna considering this or The Cannon Rebel XT.


Canon Rebel XTi Digital SLR Camera




Canon EOS Integrated Cleaning System

http://www.flickr.com/cameras/canon/eos_digital_rebel_xti/
http://www.imaging-resource.com/PRODS/XTI/XTIA.HTM

Olympus e410 digital SLR camera




Olympus e410 digital SLR camera