1. A meeting of the stockholders shall be held upon not less than 10 days’ written notice to each stockholder, served either personally or by mail, postage prepaid, directed to him or her at his or her last known post office address and containing a statement of the time, place and the purpose for which the meeting is called.
2. Proof by affidavit of due service of the notice shall be filed in the office of the corporation before or at the time of the meeting.