All calls may be monitored or recorded ....

[crashtech]

The TLDR is because the lawyers said so. Laws vary by locale, the message is a CYA, plain and simple.

 

[Captante]

HA HA hAAAAA

Last time I checked civil/privacy lawsuits can prove to be QUITE COSTLY especially when you haven't bothered to cross/dot your legal "t's and i's!