First of all, about the notice period, make sure if it's one month, or one 'calendar' month. What's the difference?Staff (Full-Time and Part-Time). I also want to provide the proper 2 week notice period, and I would like my manager to hear from me and not HR. So, when do I tell my manager? Never give notice until all checks are cleared and you have a firm start date. We're here to help you as you start your educational journey! Whether you're attending college for the first time or changing careers, Collin College offers Use a one week's notice letter template to inform your current employer that you plan to resign within seven days. The purpose of this handbook is to provide information that will help with questions and pave the way for a successful year. WARN requires 60 calendar days' written notice.