What can I do to protect myself?

As you are not a family member to your boyfriend's ex-wife she would need to file a separate action for you in criminal court. If the allegations...

No. You may file in the Family Court of the county (nassau/suffolk) on Long Island where you are currently residing.

You would need to have your agreement made legal. You then need to determine whether you plan on being separated for a period of time and would...