The Rebbe reassures that inviting broader circles to the Yud-Tes Kislev farbrengen was the right approach. He encourages continued outreach, especially on auspicious days. He advises emphasizing Tanya (Perek 32) when addressing differences between Chassidim and non-Chassidim and blesses for success in all matters.
https://www.torahrecordings.com/rebbe/igroskodesh/014/003/4981