True or False. Explain your answers and/or give examples.

If a company earned sales revenue of $10,000, that must mean there was a positive cash flow (aka. increase in its cash balance) of $10,000 due to cash received from customers.

If a company incurred rent expense of $3,000, that must mean there was a negative cash flow (aka. decrease in its cash balance) of $3,000 due to cash paid for rent.