- YouTube video - includes downloadable demo worksheet with notes - you have to be tolerant of the speaker's annoying voice
- YouTube video - Part 2 of the above video - how to use more than just two columns in a lookup table
- YouTube video - Part 3 of the above series
- YouTube video - for Excel 2007, but the differences with Excel 2003 are minimal
- YouTube video - very complete - shows 12 different examples of the IF function
