New sources are constantly being presented and seminars and workshops provide you access to professional and experienced analysis. It is an investment in your society. Meet professionals and specialists. Professionals who are enthusiastic about their subject transfer this enthusiasm and inject a fresh flow of confidence and motivation to you. It's a great way to organize.
Seminars are efficient teachers.
Attendees can ask questions and participate in the event. Seminars promote your society. People are looking for their ancestors in your area. Letting them know you are an active society promotes membership. You have everything to gain and nothing to lose.