During March, the following transactions occurred:

The company paid $$2,400$ cash to rent office space for the month of March.

The company received $$20,000$ cash for repair services provided during March.

The company paid $$6,600$ for salaries for the month of March.

The company provided $$3,400$ of services to customers on account.

The company paid cash of $$900$ for utilities for the month of March.

The company received $$3,500$ cash in advance from a customer for repair services to be provided in April.

The company purchased $$5,400$ of land for cash.

Based on this information, net income for March would be: