Short-mid term investment in islamabad/rawalpindi

Aoa

I am looking to invest in islamabad/rawalpindi area, timeframe of around 2 years..Going through the forums it looks like faisal town, i-16 and dha valley stand out as giving the best returns.. Ihave around 2500000 to invest.. What advice/info could the more experienced bloggers give? Any info appreciated

Salaam