A deep clean and minor repairs, patched drywall, fresh caulking, a few replaced fixtures, usually cost a few hundred dollars in materials plus your own time or a handyman's hourly rate, and the Saskatchewan Real Estate Commission does not require any of this before listing, it simply improves how the house shows.
Staging costs vary the most, from a light refresh using furniture you already own to a fully staged vacant house with rented pieces, so get a specific quote for your square footage rather than assuming a flat number applies to every house.
The total is almost always a small fraction of the sale price, and spending it on presentation earns more than spending it on structural changes a buyer's lender will value the same way regardless. Get your hand-reviewed valuation from Joel Dyck.