I wouldn’t put property tax first yet. Compare each active listing with genuinely similar completed sales, then separate clean units from those needing work. Also track withdrawals and relistings; a listing showing 21 days may not represent its full market exposure. If the quick sales were...
Before naming a figure, have someone familiar with current Mexico City tenancy requirements check the contract and proposed notice. The permitted timing or wording may depend on the agreement and circumstances. I would also avoid casually changing or “topping up” the deposit alongside the rent...