Quarterly Estimated Taxes, and How They Actually Work
The quarters are not quarters, the deadlines are not evenly spaced, and the penalty is for paying late rather than for paying too little. Worth understanding once.
How Much Should You Set Aside for Taxes?
The single most common cash-flow failure in a small business is not overspending. It is spending money that was never yours, because nothing about it looked different from the money that was.
The Mileage Deduction Most Self-Employed People Underclaim
Almost nobody keeps a mileage log during the year. They reconstruct one in April from memory and a calendar, and they underclaim - because a reconstruction is always conservative and always incomplete.