Now that we have most of our assumptions in place, the fun begins. We can start modifying our assumptions that drive sales revenue or fixed costs that will begin to calculate net operating income.

When we forecast an income statement all of these variables work in tandem to support our net operating income formula. Once we line net operating income up with our assumptions, we can move the conversation with potential investors toward what the assumptions are versus debating the whole income statement.

How to Wrap up Income Statements Easily

We've already captured most of our indirect costs, capital expenditures, and other costs incurred within our Fixed Items and Assumptions, so most of the work is done already. We can calculate net income by s...