A letter from your current employer confirming they'll welcome you back after your studies — potentially in a better role — can genuinely help support a study permit application.
What group members advised:- It helps prove ties to your home country and intent to return. Visa officers assess study permit applications partly on whether you'll leave Canada after your studies, so a letter confirming a job to return to directly supports that requirement.
- Evidence that ties your proposed studies to career growth back home strengthens the case. Any documentation showing the studies will lead to an immediate improvement in your career or occupation back home is valuable supporting evidence.
- General principle: every relevant document adds value. If you believe a document can strengthen your application, group consensus was to include it — there's little downside to adding genuine supporting evidence.
No one in the thread reported negative consequences from including this type of letter.