Having trouble getting going? Want a walk-through on things like getting focus, capturing, processing, guiding, etc.? You've come to the right place. Here are several PDFs showing basic processing in Nebulosity and several video tutorials and walk-throughs. Here also are several articles and talks that may be of use. Note, for the PDFs, you'll need Adobe's Acrobat Reader (free) and for the videos you'll need Apple's Quicktime Player (free).
Pre-processing: Dark frames, Bad pixel maps, stacking, etc.
Pre-processing: Walkthrough
Post-processing: What to do after stacking (color, stretching, sharpening, and noise reduction)
Starting point for post-processing tutorial (FITS file)
Article from October 2007's Astronomy Technology Today
Basic connection and focus in Nebulosity and PHD Guiding (movie)
Getting PHD calibrated and guiding, using Nebulosity's Frame and Focus tool and Fine Focus tool, and using the Capturing Series tool.
Guiding on the Cheap (movie of presentation)