In the interpersonal phase, the nonverbal cues are lean and as the communication time increases, the exchange of social information increases accordingly.
The anticipation of future communication may make communicators to look for more information about the other.
The CMC systems are vast and almost always text based.
It has been identified as "an organic setting" and it can be both synchronous and asynchronous.
What makes SIP different from these theories is its distinct focus on communication mediated solely by information and communications technologies.