give 30days cure or quit notice

It is depend on which state you are. In Virginia, you could refer this url:

https://www.nolo.com/legal-encyclopedia/the-eviction-process-virginia-rules-landlords-property-managers.html

一旦給了notice，就需要走下去。一般這類房客一旦見到房東當真了，就會立刻慫了。