Commercial mortgages are available for multi-family properties with 5+ units. In certain cases it is possible to finance 5 to 8 unit multi-family properties with a residential mortgage.
CMHC provides mortgage default insurance for multi unit properties (5+ units). It allows borrowers to obtain financing at a higher loan to value with interest rates generally reserved for larger downpayments. CMHC premiums are often offset by savings from lower interest rates.
Call 647-870-7004 to go over any questions you might have.