What do I do if the house I'm renting in Washington is being sold and they gave us 31 days to move out ?

One question of you to ask first is if you have a rental contract or lease agreement of any kind? If so, and it doesn't end until later (i.e....

It is posible to sue (for example on a nuisance or trespass theory), but it is somewhat diffcult to say with any certainty becuase it depends on...

Short answer is yes, she can sue you. But, the practicality of it is tshe very well may not, becuase the amount she could recover may not be worth...