Main topic is how others can be your marketing department via their recommendations and video testimonials.
Postbag
Mark Lee: I’m wondering what would happen if I chose to start another newsletter on a different topic potentially of interest to a different subset of my connections. Do all my connections get notified of the new newsletter? Does it have an impact on what happens with the other newsletter? Do all new connections get notified that I have two newsletters?
Do off-topic posts work?
Dates and times on posts
Recommendations and video testimonials