Classify the following cash flows as either operating, investing, or financing activities, assuming the indirect method.

$\backslash$table$[[$Cash Flow,$],[1.$ Received cash payments from customers.,$],[2.$ Paid cash for wages and salaries.,$],[3.$ Received cash interest on a note.,$],[4.$ Paid cash for property taxes on building.,$],[5.$ Paid cash for utilities.,$],[6.$ Paid cash for rent.,$],[7.$ Received cash from sale of land.,$],[8.$ Paid cash for a building.,$],[9.$ Received cash from long$-$term debt issuance.,$],[10.$ Paid long$-$term debt with cash.,$]]$