People are already gaming the principal residence exemption by loaning the money unemployed friends and family "students" who actually buy the homes and claim t

People are already gaming the principal residence exemption by loaning the money unemployed friends and family "students" who actually buy the homes and claim them as principal residences. That's why the principal residence exemption should be means-tested by income-tax, imho. If you do not and have not paid any income tax in Canada, then your property is really a de-facto investment property or a vacation home and it does not need a subsidy.