Create a fan page I Give regular updates about your ... Interact with viewers, Create a buying intent in them ...
Facebook, Twitter are popular social networks where many people express, share their feelings, opinions on the varied subjects.
So, if someone likes your products or services, he shares his experience about it. This creates favorable opinion & purchase intent in people and you get the benefit of mouth publicity
So Create a fan page,
Give regular updates about your products & services which can provide an insight about your products & services & will slowly create a buying intent in them.
Arrange competition, ask for viewer opinions, place videos, photos, have a conversation, offer special offers, to engage viewers with your brand more frequently.
It will create brand engagement & brand recall of your product & services in the minds of viewers.