Canada government receives numerous immigration applications every year. Not everyone’s application is accepted, so you have to be very cautious while applying. All the documents have to be verified well and be in proper order while submission. While filling forms and application, there are a lot of legal requirements that needs to be complied with. So chances are, you may present your case incorrectly, leading to refusal, so it is always better to seek professional assistance. You can apply on your own but consultants have necessary experience and skills required for the task.