I'm playing with the "Inspirational Images/Quote" niche and I'm promoting my Facebook Page by commenting on other popular pages. I got 2 questions. 1) Should I comment on the latest posts only or on the page wall too? I see more people spam the page wall than the posts which is strange because the posts should get more exposure. 2) How do I comment? Do I: A: Make a genuine comment and hope that somebody will find it insightful and click through to my page B: Don't write anything, just link to an interesting picture of my page (lot of my competitors do this) C: Same as B, but include a call to action such as "LIKE my page for more ... "