There are different Canada Immigration Categories, Canadian govt offer for immigration. Based on situation and point system you need to decide and choose your category.
Among all Provincial Nomination is the easy one for those who are trying from back home cause its requires less IELTS score to reach the asking score. Following are categories available as per CIC.
Canada Immigration Categories
1. Skilled Category
Express Entry (this includes Canadian Experience Class)
Quebec-selected skilled workers
Provincial Nominees Program PNPs
Atlantic Immigration Pilot
2. Non Skilled Category
Also make sure you know fee involved to each categories. Check detail fees here