Free guides, cost breakdowns, and planning tools for homeowners and investors considering a legal basement suite or a home addition.
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Budgeting, scope, and what to expect before you start.
EXPLORE →Eligibility, process, cost, and risk — the full picture.
EXPLORE →Planning and budgeting for a home addition.
EXPLORE →The exact code requirements, explained plainly.
EXPLORE →Real payback periods and rental income data.
EXPLORE →Vetting contractors and protecting resale value.
EXPLORE →General planning advice for any major home project.
General planning advice for any major home project — budgeting, scope definition, and what to expect at each stage.
GET THE GUIDE →The practical realities of turning a basement into a legal, permitted suite.
Everything you need to know about legalizing a basement suite in the GTA and Niagara Region.
READ THE GUIDE →Ceiling height, egress, fire separation, separate entrance — the key eligibility factors explained.
READ THE GUIDE →The real fines, the OBC requirements, the approval process, and what it actually costs.
READ THE ARTICLE →The zoning, permit, and code fundamentals behind additions and Building Code compliance.
What actually determines whether your addition gets approved — zoning first, then the Building Code.
READ THE GUIDE →Rental cash-flow ROI from a basement suite vs. resale-equity ROI from an addition — with 60–80% of addition costs typically recouped at resale.
READ THE GUIDE →Cost tiers from a $60K bump-out to a $550K+ second storey — plus permits, timelines, and what drives the price at each level.
READ THE GUIDE →Three separate approval systems govern a legal basement suite — a project can satisfy one and still fail another.
READ THE GUIDE →What the Code actually is, how it's organized, and which parts apply to a typical renovation.
READ THE GUIDE →What 30-minute fire separation actually requires — wall assembly, fire-rated doors, and where the Code sets the standard.
READ THE GUIDE →Minimum opening size, sill height, and window well rules under OBC Section 9.9.10.1.
READ THE GUIDE →Real payback periods and rental data — not estimates.
How legalization costs compare to rental income across the GTA and Niagara Region — with average payback periods.
READ THE GUIDE →A city-by-city breakdown of legalization costs and rental income across 8 GTA and Niagara markets — plus the cost variables that move the price most.
READ THE GUIDE →A city-by-city breakdown of how long it takes rental income to cover the legalization cost — using real GTA and Niagara rent ranges.
READ THE GUIDE →How mortgage lenders qualify — and don't qualify — rental income from a legal basement suite when you apply for financing.
READ THE GUIDE →Vetting contractors and protecting resale value.
These five questions surface the red flags before you sign.
READ THE GUIDE →Why "it's already done" isn't a defence when you're selling your home.
READ THE GUIDE →What a buyer's agent checks before recommending an offer — permits, disclosure, and appraiser income treatment.
READ THE GUIDE →Walk away knowing exactly what your project involves, what it costs, and what's required — before any commitment.
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