The downside is the requirement to stay in Canada during that time. Plenty of people don't want to do it so they commit fraud https://www.scmp.com/week-asia/so

The downside is the requirement to stay in Canada during that time. Plenty of people don't want to do it so they commit fraud https://www.scmp.com/week-asia/society/article/2158716/special-report-how-canadian-immigration-fraud-saw-860-rich-chinese https://www.scmp.com/week-asia/society/article/2158716/speci...