And with the wise words of
@John *******
I close the comments, yes it depends on the enforcement of your immigration office, Yes you get away if you stay without getting your self registered on another location, but how do i explain: please dear hotel manager, I do not like to tell my land lord I spend a few nights in this hotel and ask him to report at immigration that I'm back in my rental condo. Please break the law to help me, if police do check I will pay the max 10.000 Thb a person fines for you. have fun out there, but be careful