1 Hand evaluation
0010). Balanced-Unbalanced
0011). How strong is your hand, HCP
0012). Distribution points
0013). Losing trick count
0014). Barrier-Reversing
0015). Selection of opening suit
0016). Showing shape
0017). 4441 distribution
0018). The skip over principle
0019). Rule of 20 Opening 1 of a suit
0019a). Rule of 25 Opening 2 of a suit
0019b). Rule of 500 Max penalty risk on preempt if doubled
0019c). Law of total tricks
0019d). Rule of Protective bidding
Read through these pages above, starting with numbers 10, 11 and 12. Then move on to 15.