Review the actual new duties and terms before relying on the earlier preparation.
Document the current offer
Keep the amended start, responsibilities and qualification questions visible. An old plan should not be presented as effective when the employer has changed it.
Processing times vary by authority and season, so start the renewal while the employer letter and credential documents are still being prepared. Request the regulator’s verification of the licence or the university’s transcript first, because third-party document delivery can control the preparation schedule. If the season is likely to arrive first, ask the employer whether the program can begin with other staff, or whether desk-based preparation can proceed from Canada while the file is completed. A first review should create a dated sequence from the signed offer through the chosen admission or petition step, travel, and the first lawful workday. Set your own checkpoint several weeks before the intended start: if the employer letter and the professional's description are not in hand, the start date should be discussed rather than assumed. In the meantime, everything that does not depend on those records, including the employer's supporting letter and the structural questions, can proceed in parallel. A Canadian citizen may generally request TN admission at a port of entry, and an employer petition is an alternative with its own processing time, but neither compresses the preparation that has to happen first.