You should tell her to trust your decision. You are a responsible person and can take care of your own kids. Tell her to be more aware of you and your abilities and ask her to give you suggestions and not orders.
Just let it be. Your in-laws can decide who they want to live with, even if they get all the credit, don't act jealous. Just subtly try to bond with...
No. If you are doing so, then it is not a committee. The purpose of the committee is to discuss a matter and make an informed decision on a collective...
Take a step back and analyze her actions. Look for things, like is she starting fights over things that are pointless? Is she telling your husband you are saying or...
