concrete gravel board

Hi, I have a house next door and they got rid of all soil, grass etc... because it's too much for landlord to maintain. The property has been unoccupied and the lady who owns does not care. Wondering what are my options. Many thanks LK

Fencer in the midst of completing a 6'6" high feather edge fence with concrete post and concrete gravel board. The fencer is leaving large gaps under the concrete gravel boards. The concrete gravel boards are simple resting on 2 prong galvanized cleats and one bolt attached to concrete post...