1. The property stands in the sole name of your wife in the office of the Registrar.
2. She can now register a gift deed conveying 50% undivided and un-demarcated share of the said property in your name.
3. Thereafter both you and your wife can jointly enter in to a tenancy agreement for letting out your said property and equally share the rent by collecting cheques opf 50% rent in each of your names.