Final answer:
The notice required to terminate an estate from period-to-period must be in writing.
Step-by-step explanation:
The notice required to terminate an estate from period-to-period must be in writing. According to the reference provided, the agreement states that either party can terminate the lease by giving a 30-day written notice of intention to terminate. It is important to note that the notice must be written and not verbal, email, or carrier pigeon.