For 2009 FY:
Without property
Taxable income: $ 100,000
Net rental: $ 0
Tax: $ 29,600
Money in pocket: $ 70,400
With property
Taxable income (before property): $100,000
Net rental: -$10,000
Tax: $25,350
Money in pocket: $64,650
Therefore, property costs you $5,750 to hold, after tax...