the property is a townhouse condo in Medicine Hat Alberta.  

I don't care of you have a "card" that says you can "smoke" that nonsense legally for medicinal purposes, you're not doing it or any other kind of smoking at my property. 

At the same time, I feel bad for elderly people that have to pay increased rates for gas and milk and medicine.

Unless you are going into law, medicine, or a handful of other industries, formal education is highly overrated.

New tenants are told up front that I have no tolerance to tenants paying late, I specifically state that I expect to be paid on time ahead of all other personal commitments including bills, medicine and food.

During the summer months if they don't have class, they can actually work full time.J-1 students (exchange students) may not work unless that work is an integral part of the studies, such as an exchange doctor may practice medicine if that's part of the exchange program.Spouses and children of students, those holding M2, J2, F2 cannot work legally, period.But most work illegally if they really do need money, such as working on weekends in a Chinese restaurant getting paid cash under the table.

I suggest you have a talk with her making it clear that you expect rent payment ahead of all her other financial responsibilities, including food and medicine, or she should be looking for somewhere else to live.

You could even put a second medicine cabinet (or storage shelves) on the wall left of the sink.  

Landlords getting a taste of their own medicine, lmao.Here are a few solutions depending on your available time v money:1: Request a hearing.

I require a notarized  letter ( current within 30 days ) prom a "licensed " medical professional in MY state that is licensed to practice medicine in my state .