A public sale by auction commenced but not completed within the time allowed by G.S. 1-339.21 shall be continued by the person holding the sale to a designated time between 10:00 o'clock A.M. and 4:00 o'clock P.M. the next following day, other than Sunday. In case a continuance becomes necessary, the person holding the sale shall publicly announce the time to which the sale is continued.
N.C. Gen. Stat. § 1-339.22