Keel Articles — invoicing, self-employment tax, mileage & deductions

Keel Articles

The money side of a one-person business — 514 plain-English guides.

Straight, practical answers for freelancers and the self-employed: how to invoice and get paid, how much to set aside for tax, what you can actually deduct, and how the deadlines work — in the US, the UK and Canada. Each one ends where Keel picks the work up on your iPhone. Looking for the shorter how-tos? See the Keel Guides.

Invoicing & getting paid

How to invoice, what to put on it, and how to actually get paid.

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Do Sole Proprietors Need Receipts?

Do sole proprietors need receipts? Usually yes when a customer asks, and always for your own records. What a receipt must show and how long to keep it.

9 min read Updated Jul 2026
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How to Get Clients to Pay Invoices on Time

How to get clients to pay invoices on time: clear terms, deposits, shorter Net terms, polite reminders, and a follow-up sequence for late payers.

9 min read Updated Jul 2026
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How to Invoice a Company for Freelance Work

How to invoice a company for freelance work: PO numbers, W-9s, net terms, AP portals and the details that stop your invoice being rejected or ignored.

9 min read Updated Jul 2026
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How to Invoice as a Freelancer: The Complete Guide

The full freelance invoicing process: payment terms compared, VAT and 1099 rules, how to send, and a five-step routine for chasing late payers. Worked example linked.

9 min read Updated Jul 2026
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What to Include on an Invoice (Free Checklist)

What to include on an invoice: a free checklist covering business details, invoice number, itemized services, totals, taxes, and payment terms for freelancers.

9 min read Updated Jul 2026

1099 & self-employment tax

Set-aside rates, quarterly estimates, Schedule C, and SE tax explained.

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How Much to Set Aside for 1099 Taxes?

How much to set aside for 1099 taxes: start at 25%–35% of net income. A table by income level, dollar examples, and the safe harbor rule.

9 min read Updated Jul 2026
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How to Fill Out a Schedule C, Step by Step

How to fill out a Schedule C: where the form comes from, the order to work the parts in, what Line 31 feeds, and how to find it on a filed return.

9 min read Updated Jul 2026
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Schedule C Explained, Line by Line

Schedule C explained line by line for 1099 and self-employed filers: what each part asks for, from gross receipts on Line 1 to net profit on Line 31.

9 min read Updated Jul 2026
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Schedule C Line Items Explained, Term by Term

Schedule C line items explained: what returns and allowances, commissions and fees, accounting method, vehicle basis, recovery period and Line 31 mean.

11 min read Updated Jul 2026
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When Are Quarterly Taxes Due? Every 2026 Date

When are quarterly taxes due? The 2026 calendar: federal dates for the self-employed and for corporations, plus CRA instalments and UK payments on account.

9 min read Updated Jul 2026

Mileage & deductions

The IRS mileage rate, logging trips, and writing off what you actually can.

Freelance basics

Starting out: LLCs, business bank accounts, receipts, and getting set up.

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Do I Need an LLC to Freelance?

Do I need an LLC to freelance? No — you can freelance as a sole proprietor. Learn when an LLC makes sense, its pros and cons, and how it affects taxes.

8 min read Updated Jul 2026

App alternatives

Where QuickBooks Self-Employed, Keeper and Everlance leave gaps — and what to use instead.

Privacy & your data

What you give up when you link a bank, and the private, on-device alternative.

What to charge

Building your own number from your costs — by the unit each trade actually prices on.

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How Much Should I Charge to Paint a Bedroom?

How much should I charge to paint a bedroom? Measure wall area, count coats and gallons, price your prep hours, then add overhead and your margin.

12 min read Updated Jul 2026
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How Much to Charge for House Cleaning, Per Visit

How much to charge for house cleaning: count bathrooms first, time each room, build your cleaner-hour cost, price the first deep clean separately, add margin.

14 min read Updated Jul 2026
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How Much to Charge for Pressure Washing

How much to charge for pressure washing: price flatwork per square foot, cost your soft wash mix, set a minimum that covers setup, then add your margin.

14 min read Updated Jul 2026
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How Much to Charge for Tree Service, Tree by Tree

How much to charge for tree service: build a per-tree price from crew-hours, let the drop zone set the class, grind stumps on a separate line, then add margin.

11 min read Updated Jul 2026

Estimates & quotes

Scoping the job, the line items that belong on it, and getting it approved.

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How Do Lawn Care Operators Send Estimates?

How do lawn care operators send estimates: a texted per-visit price the same hour, the four included tasks named, the gate measured, and a card on file first.

12 min read Updated Jul 2026
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How Do Pest Control Operators Send Estimates?

How do pest control operators send estimates: signed at the door for general pest, emailed with a graph for termite and bed bug, always showing two prices.

14 min read Updated Jul 2026

Trade invoicing

Billing after the job, in the way each trade and its customers expect.

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Electrical Invoice Template: Lines That Get Paid

An electrical invoice template built from device counts, circuits, panel amps, permits and numbered change orders, with a filled EV charger job to copy.

12 min read Updated Jul 2026
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How to Invoice After a Bathroom Tile Flooring Job

How to invoice after a bathroom tile job: flooring lines for demo, backer board, waterproofing, thin-set and grout by the bag, and the toilet pull and reset.

14 min read Updated Jul 2026
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How to Invoice After a Cleanup in Lawn Care

How to invoice after cleanup lawn care: bill crew-hours and cubic yards hauled, print the disposal ticket, and reconcile against the quoted range.

14 min read Updated Jul 2026
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How to Invoice After a Driveway Concrete Pour

How to invoice after driveway concrete: bill yards from the batch tickets, base rock by the ton, forms and saw joints by the foot, then hand over the rules.

15 min read Updated Jul 2026
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How to Invoice After a Living Room Flooring Job

How to invoice after living room flooring: bill installed square feet rather than cartons, then transitions by the piece and base by the linear foot.

12 min read Updated Jul 2026
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How to Invoice After a Punch List as a Handyman

How to invoice after a punch list as a handyman: repeat the item numbers, bill the blocks you sold, and split out the work that belonged to another trade.

13 min read Updated Jul 2026
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How to Invoice After a Repair Visit as a Handyman

How to invoice after repair visit handyman work: where the minimum, the increment, material markup, and the supply run come from, and how to collect on site.

14 min read Updated Jul 2026
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How to Invoice After a Sod Install in Lawn Care

How to invoice after sod lawn care: bill installed square feet, show the pallet count and harvest date, and put the 14-day watering schedule on the invoice.

14 min read Updated Jul 2026
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How to Invoice After a Stairs Flooring Job

How to invoice after stairs flooring: a flight bills by the tread, riser, and nosing rather than the square foot. Count pieces, returns, winders, and skirt.

15 min read Updated Jul 2026
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How to Invoice After Backyard Fence Installation

How to invoice after backyard fence installation: linear feet plus post count, gates each, concrete per hole, grade handling, and same-day collection.

14 min read Updated Jul 2026
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How to Invoice After Full Replacement Roofing Work

How to invoice after full replacement roofing: squares by pitch factor plane by plane, layers and deck sheets counted, dump tonnage, and collecting on the day.

13 min read Updated Jul 2026
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How to Invoice After Garage Slab Concrete Work

How to invoice after garage slab concrete: turndown yards, the access line, the joint grid, slope to the door, and collecting before you load out.

15 min read Updated Jul 2026
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How to Invoice After House Window Cleaning

How to invoice after house window cleaning: count sashes and lites, bill storms, screens and sills as their own lines, and collect at the door before you load.

13 min read Updated Jul 2026
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How to Invoice After Repair Roofing Work, Same Day

How to invoice after repair roofing work: a trip and diagnostic line, hours and units instead of squares, a warranty scoped to the repaired area, paid on site.

14 min read Updated Jul 2026
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How to Invoice After Sidewalk Concrete Work

How to invoice after sidewalk concrete: form linear feet, the short-load fee, panel counts, cross slope, and getting paid while the walk is still barricaded.

15 min read Updated Jul 2026
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How to Invoice After Storefront Window Cleaning

How to invoice after storefront window cleaning: count lites and door leaves, bill decals, grease and film-safe work, and name who at the store can pay you.

14 min read Updated Jul 2026
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How to Invoice After Weekly Mowing in Lawn Care

How to invoice after weekly mowing in lawn care: one dated visit line with turf ft², trim and edge linear feet, cut height, disposal, and payment at the truck.

14 min read Updated Jul 2026
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Tree Service Invoice Example: Every Line Explained

A tree service invoice example with every line explained: a 74 ft dead oak taken down in 26 rigged pieces, a 46 ft maple felled whole, and the disputed lines.

14 min read Updated Jul 2026
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When Should a Fence Contractor Invoice a Customer?

When should a fence contractor invoice a customer? Material deposit before the order, balance the day the last panel goes up, and progress by the linear foot.

13 min read Updated Jul 2026
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When Should a Handyman Invoice a Customer?

When should a handyman invoice a customer? At the door, before the tools go in the van — plus parts money up front, block billing, and minimum charges.

14 min read Updated Jul 2026
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When Should a Photographer Invoice a Customer?

When should a photographer invoice a customer? Retainer at signature, balance before the gallery unlocks, and why event work bills weeks before the shoot date.

14 min read Updated Jul 2026
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When Should a Tile Setter Invoice a Customer?

When should a tile setter invoice a customer? Tile has cure days between stages, so bill material up front, draw at the flood test, and collect on grout day.

14 min read Updated Jul 2026
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When Should a Window Cleaner Invoice a Customer?

When should a window cleaner invoice a customer? Same day on residential, monthly per location on storefront routes, and per phase on construction cleans.

14 min read Updated Jul 2026
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When Should an Arborist Invoice a Customer?

When should an arborist invoice a customer? At the chipper on a same-day removal, with a deposit on crane days, and separately on the stump grind visit.

15 min read Updated Jul 2026
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When Should an Auto Detailer Invoice a Customer?

When should an auto detailer invoice a customer? Before the keys go back, on almost every retail job, because possession is the only leverage the ticket has.

14 min read Updated Jul 2026

Getting paid on the job

Deposits, progress payments, and where collection actually stalls in each trade.

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Concrete Customer Won't Pay: The Order of Moves

When a concrete customer won't pay: sorting normal shrinkage cracking from a defect, where a pour can still be stopped, and why the ready-mix plant liens too.

13 min read Updated Jul 2026
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Handyman Customer Won't Pay: Stop Between Items

A handyman customer won't pay: stop between punch-list items, never mid-item. Lien rights hinge on licensing and short notice clocks. Small claims math first.

14 min read Updated Jul 2026
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Lawn Care Customer Won't Pay: Stop at Two Visits

A lawn care customer won't pay: stop after two visits, not thirty days. Mowing is maintenance and carries no lien; sod and irrigation installs often do.

13 min read Updated Jul 2026
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Plumbing Customer Won't Pay: What to Do, in Order

Plumbing customer won't pay: where you can safely stop, what you must never disconnect, whether a mechanics lien is worth filing, and when small claims wins.

13 min read Updated Jul 2026
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Roofing Customer Won't Pay: What to Do, in Order

When a roofing customer won't pay: where the insurance check gets stuck, when to stop work, how lien notice deadlines run, and why small claims won't cover it.

13 min read Updated Jul 2026

Trade expenses & records

The equipment, supplies and licences each trade can deduct, and what to keep.

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Drywall Business Expenses: What You Can Write Off

Drywall business expenses line by line: mud, tape, bead and blades, which taping tools get depreciated, dump tickets, and the coat-trip miles crews never log.

10 min read Updated Jul 2026
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Lawn Care Business Expenses: Line by Line

Lawn care business expenses that actually add up: trimmer line, blades, ethanol-free fuel, yard-waste tips, mulch by the yard, and route miles between stops.

14 min read Updated Jul 2026

Local rules by state & province

Licensing thresholds, sales tax on services, and insurance duties where the subdivision actually changes the answer.

UK: sole traders

Self Assessment, invoicing, mileage and bookkeeping for UK sole traders.

Canada: self-employed

CRA taxes, the T2125, invoicing, expenses and vehicle costs for Canadians.

Ireland: self-employed

Revenue, Form 11, income tax with USC and PRSI, VAT and mileage for Irish sole traders.

Australia: sole traders

The ATO, your ABN, GST registration, car expense methods and records for sole traders.

New Zealand: self-employed

Inland Revenue, the IR3, GST, kilometre rates and record-keeping for NZ contractors.

Latest from the blog

New writing on invoicing, tax and the money side of a one-person business, published as it lands. The guides above stay the reference.

The tool behind the articles

Keel — run your money on your own phone.

Invoice in a minute, read receipts on device, and see one honest number for what's actually yours after tax. Free to start, no account.

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