I don’t go to twin flames who are not in union for advise on how to get into union, but it doesn’t mean twin flames who are not in union, know nothing. They may still have some excellent knowledge on other parts of this journey that are important.
The key is to trust your intuition when you are engaging with them. Maybe listen to what they have to say if you feel the universe is guiding you to do so, then take what you hear and feel it out with your intuition. Your soul will guide you to what is true for you. Trust it!