Presence and Instant Messaging has since evolved into more than short text messages .
Presence and Instant Messaging has since now can include the exchange of data files ( documents , pictures ) and the escalation of the contact into a voice conversational connection .
Presence and Instant Messaging has since evolved into more than short text messages , but now can include the exchange of data files ( documents , pictures ) and the escalation of the contact into a voice conversational connection .