Best Investment In Islamabad/Rawalpindi

Best investment in rawalpindi islamabad if i have 4 million? For short and long term both.. And what is the future of DHA Residential apartments?

Sir u can for the following mentioned places. 1-dha phase 2 2-bahria town phase 7,8 3-b-17 4-g-16 5-f-17 6-dha phase 2 extn