I have always said the best way to learn is in the classroom where you can network and work with others.
Having somebody constantly looking over your shoulder, pointing out positive and negative points really helps with confidence.
Depends on how fast you want to learn the software and if you are billing it is not expensive.
The International Colorist Academy run classroom training around the globe.
Max 8 students, sharing a machine and control surface.
'R101' 3 days gets you up and running. Great for editors, onset DITs and DPs, Directors anybody with a passion for color.
'R201' 2 days is for current Resolve users looking for the tips and tricks that can take their grading to the next level.
'Looks' 1 day is all about the creative side of grading, matching famous movie looks and styles.
Details at
http://www.icolorist.comDon't want to travel, don't have the time or cash for an ICA class....
Resolve V9 Fast Forward 10x 30-40min lessons.
Details and promo at
http://www.fxphd.com/news/fxphd-fastforward-resolve-2012-fundamentals/