If you need some ideas of words you should or shouldn’t use, see the glossaries from The Trevor Project and the Human Rights Campaign.
If your group is specifically for people who identify as “Non-Binary,” for example, use that term in your name to make it clear. Be as specific as necessary if your group welcomes all identities, use basic phrases like “Gender and Sexuality” or “LGBTQ+. LGBTQ+ groups are often inclusive of a variety of gender identities, but not always.
In professional settings, LGBTQ+ organizations can help you find jobs, mentors, networking opportunities, and referrals. Support from close friends, teams, or community organizations is shown to improve mental health and overall well-being for those in the LGBTQ+ community.