Ghaziabad property: RERA aur title verification tips?

Budget finalized, loan pre-approved – ab Ghaziabad mein property dekh raha hoon. Fed up of renting, yaar. Ansal API jaisey builders ka track record sunke thoda darr lagta hai. Log bolte hain title verification mein bohot log galti karte hain. Specifically, AU The Sunflower Phase 1 jaisey projects mein RERA registration kaise check karte hain properly? Sirf website pe hona enough hai ya aur bhi kuch dekhna hota hai for legal clarity? RERA complaints sach mein effective hain ya bas paper pe hain? Kya karna chahiye to avoid future headaches?