Goyal Luxury Floors: Power backup aur utility doubts

10 saal ho gaye mere 2BHK mein. Ab 3BHK upgrade ka soch raha hoon, Goyal Luxury Floors by Rahul Mangla dekh raha tha. Full flat power backup ka promise hai, par actual mein milta hai ya sirf common areas? Water supply reliability bhi kesi hai? Already home loan hai, basic utilities bohot matter karti.