I think it would be a good idea to install [TF2] MvM Bot Control on the MvM server. The plugin allows players to take control of invading bots and has functionality that can block and restrict bots to only "premium" players or players that are members of a Steam group, which would be a very good way to incentivize people to interract more with the Epic Nation community.
Yes, this post is a shameless plug of my own plugin.
Yes, this post is a shameless plug of my own plugin.