One of the best ways to ensure college/university entry for your students in Canada is to have a direct partnership with a Canadian university. Different educational institutions provide 2+2; 2+1 as well as exchange and summer programs.
A 2+2 program is a four year program (i.e. undergraduate program). It means the Canadian program will be implemented in the students home country for 2 years and 2 years in Canada. The programs can vary from 2+2 to 3+1 to 3+2.