The notice shall be in writing, and a copy shall be given to each mortgagee in hand, or left at his usual place of abode, or sent by registered mail to his last known post-office address.
Source. 1887, 92:2. PS 61:9. 1913, 173:1. 1925, 61:1. PL 66:26. RL 80:26. RSA 80:29. 1979, 187:1, eff. Aug. 5, 1979.