Noida Extension builders always hide 10% of property cost till possession.

Sector 153 Noida Extension mein Sai Dham Infra Projects ka ek flat shortlist kiya hai. I work in real estate, but for my own investment, I need ground reality. Builder ki marketing mein sab smooth lagta hai, but I know hidden costs are the real deal-breaker for total acquisition cost. Specifically, possession ke time pe jo charges aate hain – IFMS, electricity connection, club membership – yeh sab kitna add karte hain? Koi exact idea hai Sai Dham mein ya generally Noida Extension mein yeh figures kya rehte hain, off the record? Aur construction-linked payment plans smarter hain for investors ya down payment wala? Builder super area vs carpet area ke games kaise खेलते hain, is par bhi inputs chahiye. Is it worth negotiating hard on PLC ya parking? What's your experience with the final bill?