Facebook is Social Media King (still) and the best way to reach your audience is by doing the following:
VIDEOS generate 16% more engagement per post than images.
Posts with IMAGES see 2.3X more engagement than those without.
Videos got the most reach, at 12.17% of total audience, followed by photos (11.53%), links (9.32%) and status updates (5.09%).
Ideal length of a status update: 40 characters.