Consumer Redressal

i want file a case against builder United Group have launched a plot Project in Noida sector 165 by the name Vatika Enclave in November, 2012 Initially they was delaying in hand over of Basic Facility & but now we are surprised that they sold us a land which is already notified by the noida authority for acquisition for development of industrial Corridor now all the investor in vatika enclave lost his/her hard earn money of the life & noida authority destroy home of two person because only two person built home and any partner are and all the four partner of united group Are Cheating the public below are the information about builder Vijay Kumar S/o Shri Brij Mohan R/o N-145, Narain Nagar, N-Block, Gali No. 4, Lakshmi Nagar, Delhi-110092, Mobile no. 9136417600 i need help on this please help me out