Back Rank Weakness. In this lesson, each problem is designed to assist in spotting and visualizing back rank weaknesses for strategic opportunities and the tactical move(s) [and if applicable pawn advance(s)] used to exploit them. The problems cover a range of strategical goals utilizing a range of tactical moves and pawn advances alone and in combinations including forks and fork checks, pins, double attacks, and so on. The solution [and any variation(s)] for each problem with annotation and commentary follow the problem’s board. Beginner (A) and Novice (B) currently available.