All investment condos cannot be vacant for longer periods as mortgage interest must be paid. Whether this is a kickback or not is debatable as the Consultant has had provided services to the American couple, accompanying them on house inspections with the co-broking agent. If your condo is on the ground floor and faces the afternoon sun, it is usually unpopular because of the perceived lack of security, privacy and not being able to enjoy the hot terraces or patios in the afternoon. Once you get a Tenant after a prolonged period of vacancy, it may be good to be flexible. Tax implications, rather than corruption is the crux of the matter for most sophisticated Landlords.
Management fees are tax-deductible as the services provided are bona fide.
Provision for maid services under Management fees may also be tax deductible. Please consult your own Accountant and Auditor. In the end, early occupancy and more taxes to be paid are more important. Integrity is important too but there does not appear to be any corruption in paying management fees.