The amount of notice can be important in a TWC case. In Texas we are under no obligation to accept the two week notice and it is still considered a resignation because they demonstrated intent to leave.Be open and honest, I spoke face to face with my supervisor first. Then handed in a official letter. Giving a two-week notice letter is a professional way to inform your employer that you intend to resign from your current position. How to Use Two Weeks Notice Letter? You want to give at least a two weeks' notice. Hi TJ, In Texas we are under no obligation to accept the two week notice and it is still considered a resignation because they demonstrated intent to leave. img. Make it resignation as of "date two weeks in advance". Writen as you have it you are resigning today or the day you hand over the letter.