Practice Note: Break clauses and notices—service states that: ‘Under LPA 1925, s 196, when served by post the break notice will be deemed served at the time when it would in the ordinary course of post be delivered, provided it has not been returned to sender.’ Section 196(4) of the Law of Property Act 1925 (LPA 1925) provides that: ‘(4) Any notice required or authorised by this Act to be served shall also be sufficiently served, if it is sent by post in a registered letter addressed to the lessee, lessor, mortgagee, mortgagor, or other person to be served, by name, at the aforesaid place of abode or business, office, or counting-house, and if that letter is not returned [by the postal operator (within the meaning of [Part 3 of the Postal Services Act 2011]) concerned] undelivered; and that service shall be deemed to be made at the time at which the registered letter would in the ordinary course be delivered.’ LPA