gbDebug

Have a choice of different logging levels (high, medium, low)
Be able to switch loggin on and off easily.
You should include a gbDEBUG flag to be able to include additional debugging lines in your code.
Additional debugging code should be added when necessary. This can be flagged either using the global dbDEBUG_MODE constant or by placing debug.txt in the same folder

Dim gbDebug As Boolean