A building has a potential gross rental income of $145,000 with vending receipts of $5,000 and a vacancy rate of 5%. the annual expenses of the building are $15,000 in taxes, insurance $4,000, maintenance $10,000, utilities $6,000, repairs $3,500, legal fees $1,500, management fees @ 4% of effective gross income. what is the effective gross income of the property?