See also:

Look well ahead when driving
Avoid unnecessary acceleration and braking. By maintaining a suitable distance to the vehicle driving ahead of you. Driving smoothly and looking ahead reduces fuel consumption. ...

Environmental conditions
▷ Say the commands, numbers, and letters smoothly and with normal volume, emphasis, and speed. ▷ Always say commands in the language of the voice activation system. ▷ When se ...

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose. ...