H1: Higher levels of tagging engagement with friends will be associated with higher levels of Facebook usage.
H2: Higher levels of tagging engagement with friends will be associated with higher levels of emotional attachment to Facebook.
Similarly, when individuals engage directly with their friends through Facebook apps, for example, playing games such as “Words with Friends,” this, too, should increase one’s frequency of Facebook use and emotional attachment to Facebook:
H3: Higher levels of app engagement with friends will be associated with higher levels of Facebook usage.
H4: Higher levels of app engagement with friends will be associated with higher levels of emotional attachment to Facebook.