The following transactions occurred during July:

1. Received $1,030 cash for services provided to a customer during July.

2. Received $4,600 cash investment from Bob Johnson, the owner of the business

3. Received $880 from a customer in partial payment of his account receivable which arose from sales in June.

4. Provided services to a customer on credit, $505.

5. Borrowed $7,300 from the bank by signing a promissory note.

6. Received $1,380 cash from a customer for services to be rendered next year.

What was the amount of revenue for July?