i am currently in canada working as line cook under temporary resident visa and i am applying for fsw under AEO my query is that my duties and responsibilities letter from previous employer is issued before i started to work for them with offer letter is that ok or i have to have letter after finishing my job at that place and second thing is that i have two letter whose duties and responsibilities match as they were at same position but different employer and different country should i ask my employer to change one of them as i had already submitted once for temporary visa four months ago i dont wanna take risk what you suggest.