Pune: The Economic Offences Wing today said close to 20,000 prospective buyers seem to have registered in Maple Group's controversial project which promised one-bedroom flats for Rs 5 lakh, a day after a case of cheating was registered against senior executives of the firm even as the Group today expressed "regret" over the "confusion".

The advertisements published recently triggered a major controversy as they gave the impression that the low cost housing scheme, promising flats at cheaper rates on outskirts of the city, of the builder firm was a part of the 'Pradhan Mantri Aawas Yojana'.