GIMP Basics 4 – How to Crop and resize an image
pixelmove.com
This Gimp tutorial teaches you how to do simple cropping and resizing inside of GIMP. Using the crop tool in GIMP and resize or scale in GIMP. Easy when you know how.
pixelmove.com
GIMP Basics 2 – troubleshooting – When tools don't work – Better sound quality
In this video I’m showing you some tips of what you can do when your tools don’t seem to work correctly or when they don’t seem to work at all. And also how to fix things when the menu item you want to use is greyed out.
Of course these tips won’t solve everything but they will solve the most comment beginner problems.
Layer Styles in GIMP – Layer Effects (Script-Fu)
This Gimp tutorial will show you how to get Photoshop like layer styles / layer effects with script-fu in GIMP and show some handy tips on how to use them.