My previous landlady was the same.
She'd have strange requests [
since it is mine, I'll need to use your kitchen this next week-end as I'm having guests over and my kitchen is being renovated.¹] and she'd try to raise the rent illegally (both in terms of size of the increase and in length of warning-time AND frequency she'd try it).
As I knew the law somewhat better than her
and was a member of the local branch of the tenants union (which gives free legal advice and will even write a letter to your landperson (from a lawyer) for you, she was probably gladder than even I was on the day I moved out. -Never heard from her again
I'll join in with a
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¹ - My kitchen was also my bathroom AND there was no door between that and my bedroom!!!