Financial clarity starts here.
Practical insights, real-world advice, and straight talk from the Castle team. Whether you're managing your own books or growing a business, we're here to help you stay organized, confident, and CRA-ready.

Terms of Service
Welcome to Castle! These terms of service outline the rules and regulations for the use of our bookkeeping services.
By accessing this website and using our services, you accept these terms and conditions in full. Do not continue to use Castle services if you do not accept all of the terms and conditions stated on this page.
Castle offers professional bookkeeping services including transaction categorization, reconciliations, financial reporting, GST/HST filing, and other related services as agreed upon with the client.
2. Billing and Payments
All services provided by Castle are billed on a recurring basis unless otherwise
agreed upon. Payments are due upon receipt of invoice. We accept payment via credit card, debit card, and electronic funds transfer.
3. Cancellation and Refund Policy
Clients may cancel services at any time by providing 30 days’ notice in writing or via email. Refunds for prepaid services will be prorated based on the remaining unused portion of the services.
4. Privacy Policy
Our privacy policy outlines how we collect, use, and protect your personal information. We do not sell or share your information with third parties without your consent, except as required by law.
5. Liability
Castle will perform all services with reasonable care and skill. However, we do not accept liability for losses resulting from acts of nature, third-party errors, or misuse of financial information or reports by the client.
6. Amendments
Castle reserves the right to amend these terms of service at any time. Amendments will be effective immediately upon posting on this website.
7. Contact Us
If you have any questions about this privacy policy or our privacy practices, please contact us at:
Castle
316 1st Ave NE
Phone: 587-872-0602
Email: info@bookwithcastle.com
Financial clarity starts here.
Practical insights, real-world advice, and straight talk from the Castle team. Whether you're managing your own books or growing a business, we're here to help you stay organized, confident, and CRA-ready.
Busy ≠ Profitable: Why Activity Can Lie to You
December 22, 2025
Being busy doesn’t mean being profitable. Many business owners scale activity before margin, leading to longer hours and tighter cash flow despite higher revenue. Real growth comes from understanding profit per client, pricing properly, and using clear financials to make intentional decisions — not just staying busy.
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Lifestyle Creep: The Quiet Profit Killer
December 21, 2025
Lifestyle creep doesn’t crash a business overnight — it slowly squeezes profit, flexibility, and peace of mind. In this new Castle Bookkeeping series, we explore how quiet expense growth shows up, why it’s hard to spot, and how clean bookkeeping helps business owners stay intentional as revenue grows.
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What’s Actually a Business Expense (and What Isn’t)
December 17, 2025
Most business expense issues don’t come from bad intentions — they come from blurred lines between personal and business spending. CRA isn’t looking for perfection, but they do expect expenses to make sense and be supported. This post breaks down what’s usually deductible, where people get tripped up, and how to keep your books clean without overthinking it. The goal isn’t squeezing every dollar — it’s clarity, consistency, and books you can actually trust.
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Home Office Expenses — What You Can Write Off (and What You Can’t)
December 14, 2025
Home office expenses can meaningfully reduce your tax bill, but only when claimed correctly. The CRA requires a clear business-use calculation, proper documentation, and reasonable percentages. Rent, utilities, insurance, and maintenance are deductible — but mortgage principal and capital improvements are not. When handled properly, home office expenses are a clean, defensible deduction year after year.
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Vehicle Expenses — What You Can Actually Write Off in Canada
December 11, 2025
Vehicle expenses are one of the most valuable write-offs for Canadian business owners — but only if done properly. You can claim the business-use percentage of fuel, insurance, repairs, depreciation, and more. The CRA requires mileage tracking and receipts, and there are strict rules for leased vs. purchased vehicles. With clean documentation and accurate percentages, vehicle expenses become a major tax-saving tool every year.
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