Freelancers lose $7,800 to $15,600 a year to unbilled work, and 99% of agencies fail to bill for at least some out-of-scope requests. Scope creep is not a contract failure but a psychological one, driven by four mental patterns that fire in the thirty seconds between a client request and the reply.
A working landlord's reference to every major rental property deduction—mortgage interest, 27.5-year depreciation, the $25,000 passive loss allowance, 100% bonus depreciation restored under OBBBA, Section 199A QBI, and the safe harbors and recordkeeping that keep Schedule E audit-ready.
Small businesses can deduct repairs immediately but must depreciate capital improvements over 27.5 or 39 years. This guide explains the IRS BAR test (betterment, adaptation, restoration), the three safe harbors that let you expense more, and the documentation required to defend your deductions.
Schedule A itemized deductions return in play for 2026 as the SALT cap rises from $10,000 to $40,400, charitable gifts face a new 0.5% AGI floor, and the $750,000 mortgage interest cap becomes permanent. This guide covers what qualifies, what changed under the OBBB, and how to decide whether itemizing beats the standard deduction.
Schedule C reports business income and expenses for sole proprietors and single-member LLCs. This guide walks through every line of the form, the $400 filing threshold, the home office and 70-cent-per-mile vehicle deductions, and the recordkeeping that holds up under IRS review.
Schedule K-1 reports your share of pass-through income from a partnership, S corporation, or trust — and you owe tax on your allocation, not on the cash you actually received. A working guide to each major box, the phantom income trap, partner basis rules, the 2026 filing timeline, and six mistakes that cost K-1 recipients real money every year.
Section 174 of the U.S. tax code restored immediate domestic R&D expensing in 2025 under the One Big Beautiful Bill Act, and small businesses have until July 6, 2026 to amend 2022–2024 returns and reclaim refunds on previously capitalized research costs.
Section 179 lets qualifying businesses deduct up to $2,560,000 of equipment, vehicles, and software costs in the year the asset is placed in service for 2026, with a dollar-for-dollar phase-out starting at $4,090,000 in total qualifying purchases and a hard ceiling at net taxable business income.
Self-employed filers can deduct 100% of qualifying health insurance premiums above-the-line via Form 7206 and Schedule 1 line 17, provided the business is profitable and neither spouse had access to subsidized employer coverage. The guide covers S corporation W-2 requirements, ACA marketplace subsidy circular calculations, age-based long-term care caps, and the five most common errors that trigger IRS disallowance.