The condition period after an accepted offer, typically 7 to 14 days, is where financing and a home inspection, usually $400 to $600, get sorted out, and it is the stage most likely to produce a renegotiation if something unexpected turns up.
Your lawyer's role starts in earnest once conditions are removed. They prepare the statement of adjustments, handle the mortgage discharge with your existing lender, and register the new title through Information Services Corporation ahead of possession.
Every one of those stages goes smoother when the starting price is right. Get your hand-reviewed valuation from Joel Dyck.