Nothing sells VoIP like a woman on a telephone

It's an epidemic of conventionality: it seems like every company who's ever tried to sell something related to VoIP uses, at some point, a photo of a woman holding a telephone.

Proof by Numerous Examples:

Genisys:

XO Communications:

 

From Sprint:

AT&T:

Covad:

 

From Level(3) (She's using a SIP Soft Client, of course):