It looks like she is placing her bets that there are more homeowners than non-homeowners who will appear to vote in the next provincial election.
By appeasing to the homeowners by not purposely forcing government intervention to tax foreign buyers, home values do not drop (given that IR does not rise considerably) and home owners are happy.
What we should is focus our attention to the Federal Level and vote for the Federal Party with the most history of racism that will be more incline to heavily tax newly landed wealthy foreigners. Oh wait.. nvr mind...