Sly-dial : Call someone without having to talk to them.

The possibilities are endless:
“After a long beta period, Boston-based MobileSphere launched a ’straight-to-voicemail’ service yesterday called Slydial. If you call 267-SLY-DIAL and listen to a short ad, you can then be connected to the voicemail inbox of any US mobile phone subscriber, without causing their phone to ring. Sounds kinda useful — but incredibly, MobileSphere [...]