Openings:

The single corner opening 11-15
The cross openning 11-15
Edinburgh opening 9-13
Double corner opening 9-14
Denny opening 10-14
Kelso opening 10-15
Bristol opening 11-16
Dundee opening 12-16

Actually, mathematicians have found that there are 160,000,000,000 possible moves the checkerboard.

MH.