> 1) Share information. Print off pages from poly websites
In particular, print off the Poly Pride page, and muse to FM how much you and bf would like to attend a Poly Pride event.
> ...bizarre to ask for a meeting...
Not really. I know of at least two instances among my poly acquaintances where family members staged "interventions." In one case, they asked for a meeting. In another case, they sprang the intervention on someone unannounced.