The promotions are required to be done through page timeline, or within other third-party apps.
One can offer the ‘like’ or “comment” for the posts of your promotion activities either on the page or timeline status update.
Specific Tagging or Messaging:- One needs to be very careful about:
Any kind of action involving any personal timeline or friend connection through tagging or messaging etc. isn’t allowed.
One has to abide by a certain set of rules and regulations and be cautious and mindful your promotional activities.
The In-Depth Look at Facebook Promotion Guidelines
There are four sections of terms and conditions set by Facebook that one needs to adhere about while running any promotional campaign on Facebook.