From Offer to Keys: A Real Estate Professional's Guide to the Closing Process

• by Gagandeep Singh Arora
• September 15, 2025

From Offer to Keys: A Real Estate Professional's Guide to the Closing Process

Introduction

For real estate agents and mortgage brokers, the moment an offer is accepted on a property is genuinely exhilarating. It’s the culmination of hard work, client consultations, and strategic negotiation. But that acceptance is just the beginning of another crucial phase: the closing process.

Demystifying this intricate sequence of steps for your clients is a key part of providing exceptional service. Understanding the full journey from a conditional offer to the final exchange of keys allows you to confidently guide them, manage their expectations accurately, and proactively address potential issues before they become last-minute crises.

This guide breaks down the essential steps involved in closing a real estate transaction in Ontario. It’s designed as a comprehensive resource for professional partners — agents and brokers — to help ensure a seamless, stress-free experience for your clients from start to finish.

Phase 1: Offer Acceptance and Initial Steps

Offer Acceptance

The Agreement of Purchase and Sale (APS) is signed by both buyer and seller. This legally binding document outlines every term and condition of the sale. See our full breakdown of the Agreement of Purchase and Sale for a clause-by-clause explanation.

Deposit Payment

The buyer submits the agreed-upon deposit, typically held in the listing brokerage’s real estate trust account. This deposit signifies the buyer’s genuine commitment to the deal and is eventually credited toward the purchase price at closing. See our guide on held in trust: how the real estate deposit works for the full mechanics of how this trust account operates.

Hiring Legal Counsel

Both buyer and seller typically engage their respective real estate lawyers immediately after the offer is accepted, not weeks later. The lawyers guide their clients through every legal complexity the transaction presents from this point forward.

Phase 2: Fulfilling Conditions and Due Diligence — The Conditional Period

This phase is critical for the buyer, giving them the window to complete their due diligence before the deal becomes irreversible. The most common conditions include:

Financing Condition

The buyer works with their mortgage broker and chosen lender to secure firm mortgage approval on the specific property. This involves a property appraisal and final credit checks, and it’s where a shortfall between the appraised value and the purchase price most commonly surfaces.

Home Inspection Condition

A qualified home inspector evaluates the property’s structural and mechanical integrity, identifying any significant issues that may require further negotiation, a price adjustment, or the buyer walking away entirely. See our guide on buyer protections when a home inspection reveals serious defects for how this condition legally protects the buyer.

Legal Review of Documents

For condos: the buyer’s lawyer meticulously reviews the Status Certificate, assessing the condo corporation’s financial health, governance structure, and any potential liabilities — including pending special assessments or litigation. See our companion guide on condo status certificate review for GTA buyers.

For freehold properties: the buyer’s lawyer conducts a thorough title search, reviews the property survey, and checks for outstanding zoning issues or municipal work orders. See our guide on uncovering hidden risks in title searches for what this review actually uncovers.

Condition Waivers and Fulfillment

Once all conditions are satisfied, the buyer’s agent and lawyer work together to formally waive or fulfill each condition, which is what actually makes the APS firm and legally binding. Precision on this step matters — a Notice of Fulfillment and a Waiver are not legally interchangeable documents, and using the wrong one can create real problems later.

Phase 3: Pre-Closing Legal and Financial Preparations

Once the deal is firm, the legal and financial machinery moves into high gear on a compressed timeline.

Mortgage Instruction Delivery

The buyer’s lender sends detailed mortgage instructions to the buyer’s lawyer, outlining every requirement the lawyer must satisfy before the lender will advance the mortgage funds.

Title Insurance Procurement

The buyer’s lawyer arranges for title insurance, which protects against certain title defects, survey errors, and other unforeseen issues that a standard title search may not fully catch. Lenders typically require this as a condition of funding. See our guide on what title insurance covers in Ontario — and what it doesn’t.

Property Tax and Utility Adjustments

The lawyers for both sides calculate and agree on the adjustments for property taxes, condo fees, and other shared utility costs, ensuring each party pays their fair share right up to the actual closing date. This calculation is captured in the Statement of Adjustments, which the buyer reviews at their final signing appointment.

Document Preparation

Both the buyer’s and seller’s lawyers prepare all necessary legal documents for registration, including the Transfer of Ownership (Deed), new mortgage documents, and any other required declarations specific to the transaction.

Client Signing Appointments

Buyers and sellers each meet with their respective lawyers to sign all legal documents. Buyers will also provide the remaining balance of the purchase price — after the deposit and mortgage funds are accounted for — via certified cheque or bank draft. This balance covers not just the purchase price shortfall but also closing costs, including land transfer tax, legal fees, and title insurance.

Coordination of Funds

The buyer’s lawyer formally requests the mortgage funds from the lender, timed to arrive in advance of the scheduled closing date.

Phase 4: Closing Day — The Final Exchange

Closing day is a genuinely coordinated legal and financial process, unfolding in a specific sequence between the two law offices.

Transfer of Funds

The buyer’s lawyer receives the mortgage funds from the lender and combines them with the buyer’s own balance. These combined funds are then electronically transferred to the seller’s lawyer.

Document Registration

Once funds are received and confirmed by the seller’s lawyer, the buyer’s lawyer electronically registers the Transfer of Ownership (Deed) and any new mortgage on title through the Ontario Land Registry system. At this precise moment, the buyer officially becomes the legal owner of the property.

Key Release

Upon confirmation of registration and the seller’s lawyer’s receipt of funds, the keys to the property are released to the buyer — usually coordinated through the real estate agents on both sides, typically in the mid-to-late afternoon.

Post-Closing

The lawyers ensure all final disbursements are made — including payment of real estate commissions from the seller’s proceeds, and the formal discharge of the seller’s old mortgage from title.

Your Role: The Essential Orchestrator

From the initial offer to the final key exchange, a real estate transaction involves many genuinely moving parts, operating on interlocking deadlines. Your role as an informed real estate agent or mortgage broker is essential in preparing your clients for each stage, connecting them with trusted legal counsel early rather than at the last minute, and remaining a reliable point of contact throughout.

By understanding this entire process thoroughly — not just your own portion of it — you reinforce your position as an invaluable guide, and help ensure your clients’ journey to homeownership or a successful sale is as smooth as the process allows.

If you have a client whose closing involves a complex condition, a title issue, or a tight timeline, contact GS Arora Law to speak with our real estate law team.

Disclaimer: This article is for informational purposes only and does not constitute legal, financial, or real estate advice. Laws and procedures can vary. You should consult with qualified professionals (e.g., a real estate lawyer, mortgage broker, real estate agent) for advice on your specific situation. No professional-client relationship is created by reading this content.