Let's try to assemble here the best threads about DPP. I'll complete the list progressively.
If you find an interesting thread which is not listed here please let me know and I'll add it to the list.
Canon DPP Video Tutorials
Canon Picture Styles
Download DPP Update at Canon USA
Advice needed:How do YOU process RAW in DPP?
Converting & Saving in DPP
DPP > Transfer to Photoshop??
How to change "Transfer to Photoshop" by another Software
DPP before/after comparison help
How Import Photos Into DPP With Card Reader?
DPP doesn't have a genuine Exposure control?
A comparison between the RAW and RGB Histograms in DPP
DPP editing:Raw/RGB tab
DPP setting - share your settings please
DPP's Linear checkbox - used to fix blown out sky
A question about DR using DPP
Fixing Exposure and fringing in DPP
DPP: RAW vs RGB White Point Setting
DPP White Balance
Grey / white card with DPP
Sharper photos in DPP than in CS5
In-camera Sharpening = DPP Sharpening?
Sharpening in DPP Vs ZoomBrowser EX
DPP not saving sharpness
Batch re-sizing, DPP doesn't allow < 100 pixels
How to do a 100% crop in DPP
DPP Crop Recipe?
DPP Lens corrections
Correcting non-Canon lenses in DPP?
DPP software disc
DPP & EOS Utility Download
DPP Color Management
DPP 18.104.22.168 is pale in Edit window
DPP and monitor profiles - confused
DPP and CS5 color differences
PSE9 vs DPP Raw Color/Light Differences
DPP and MACs
Canon DPP in Lion?
minimised DPP, batch process icon on iMac
DPP vs. other RAW Softwares
New DPP better than LR?
dpp and elements or light room?
DPP raw vs LR3 raw.
DPP image quality better than Lightroom?
Windows Photo Viewer and DPP
DPP and Lightroom
B/W conversion using DPP, Ufraw, Gimp
Better Alternative to Canon DPP to process RAW?
Using DPP - Mistake?
DPP - Lightroom - CS5
Advised to use DPP over LR by Canon
DPP vs. Lightroom
DPP Portable (ver. 3.7.2)
Dpp and micro adjustment info
DPP Thumbnail Icons
Back button focusing and AF check in DPP
AF point in DPP?
How to create a new folder in DPP (Windows version)