How to write a resignation letter that's effective immediately? Resignation without notice at all - this can include walking off the job, job abandonment, and failure to return to work after a period of leave.The employment agreement states that I need to provide a 30-day notice. It's common courtesy to give your employer at least two weeks' notice of your resignation, but sometimes that's not an option. Customer: I have an employee who put in a two weeks notice(Texas). We accepted the resignation and made it effective immediately due to many factors. Please accept my sincerest apologies for being unable to provide you and the Davidson Team with a notification that includes a minimum two-week notice. No advance notice of termination or resignation is required. Resigning is one of the final steps in the process of accepting a new job.