Best Plumbing Company provides plumbing services. Selected transactions of Best Plumbing Company are described as follows:

a) Received a $9,000 cash contribution from the owner, June Sharon.

b) Paid $6,000 cash for equipment to be used for plumbing repairs.

c) Borrowed $9,000 from a local bank and deposited the money in the checking account.

d) Paid $800 rent for the year.

e) Paid $200 cash for plumbing supplies to be used next year.

f) Completed a plumbing repair project for a local lawyer and received $6,000 cash.

Calculate the net income. Assume plumbing supplies of $200 are left.

The following transactions for March have been journalized and posted to the proper accounts.

Mar. 1 The business received a $10,000 cash contribution from the owner.

Mar. 2 Paid the first month's rent of $800.

Mar. 3 Purchased equipment by paying $4,000 cash and executing a note payable for $6,000.

Mar. 4 Purchased office supplies for $500 cash.

Mar. 5 Billed a client for $14,000 of design services completed.

Mar. 6 Received $6,000 on account for the services previously recorded.

What is the ending balance in the Service Revenue account?