Whether service of writ of summons on tenant constitutes adequate notice, rectifies irregularity in service of statutory notice(s)

The late Chief Oladipo Oladitan was the owner and landlord of a storey building with appurtenances thereto situate at and known as No. 19, Nnobi Street, Ikare, Surulere, Lagos, which he let out to the appellants for use as an office and a school.