Nonjudicial foreclosure (1-4 unit residential): trustor's listing agreement must be RECEIVED by trustee at least five business days before the scheduled sale to obtain a one-time 45-day postponement

(e) (1) With respect to residential real property containing no more than four dwelling units that is subject to a power of sale contained in any deed of trust or mortgage, a sale of the property under the power of sale shall not be conducted until the expiration of an additional 45 days following the scheduled date of sale pursuant to subdivision (a) or (c) of Section 2924g if the trustee receives, at least five business days before the scheduled date of sale, from the mortgagor or trustor, by certified mail with the United States Postal Service or by another overnight mail courier service with tracking information that confirms the recipient's signature and the date and time of receipt and delivery, a listing agreement with a California licensed real estate broker to be placed in a publicly available marketing platform for the sale of the property at least five business days before the scheduled date of sale. The provisions of this paragraph shall not be used to postpone the scheduled sale date more than once.

CCP 12: "The time in which any act provided by law is to be done is computed by excluding the first day, and including the last, unless the last day is a holiday, and then it is also excluded." CCP 12a(a): "If the last day for the performance of any act provided or required by law to be performed within a specified period of time is a holiday, then that period is hereby extended to and including the next day that is not a holiday. For purposes of this section, “holiday” means all day on Saturdays, all holidays specified in Section 135 and, to the extent provided in Section 12b, all days that by terms of Section 12b are required to be considered as holidays." Gov. Code 6707: "When the last day for filing any instrument or other document with a state agency falls upon a Saturday or holiday, such act may be performed upon the next business day with the same effect as if it had been performed upon the day appointed." FRCP 6(a): "The following rules apply in computing any time period specified in these rules, in any local rule or court order, or in any statute that does not specify a method of computing time. (1) ... (A) exclude the day of the event that triggers the period; (B) count every day, including intermediate Saturdays, Sundays, and legal holidays; and (C) include the last day of the period, but if the last day is a Saturday, Sunday, or legal holiday, the period continues to run until the end of the next day that is not a Saturday, Sunday, or legal holiday."