After winning the CIDCO lottery, all candidates would have to follow these things:
A 'First Intimation Letter' will be given to you by the corporation. Winners will be asked to send a list of documents referred to in the letters.
CIDCO officials will cross-check all the submitted papers. If all the documents submitted are correct, then a 'Provisional Offer Letter' will be issued.
Once you receive the provisional offer letter, you will have to pay a certain amount of the flat within a stipulated time. Failing to which interest will be levied.