Investment in dha rahbar phase 2 sector n and p

I have one 5 marla plot each in dha rahbar phase 2 sector n and p. Should i hold on to them for some time for better return ? If yes for how long ? Or should i sell them immediately?What are the future prospects of this society?

Https://docs.google.com/spreadsheets/d/1yLwQvmH0MB7jyKB-dVE9nEiVe6bQz_YNxtAaI0uyqfo/edit?usp=sharing