You DO NOT need to worry about the time spent while the phone is ringing;
your message will be delivered when answered. But you do need to "wait" if
the menu is not ready to have buttons pushed and/or a machine is speaking.
You also need to know the necessary "button-presses" needed to get to a human
or voice-mail box (do some recon). Multiple phone menus can be navigated.
Here are some examples:
Call is answered. Robot waits 3 seconds (6 x "w")
while the menu is speaking/listing options.
Buttons 1234 are pressed. Robot waits 2 seconds (4 x "w") to pause
over a possible "please wait while we transfer your call" message.
Your bot-message is then delivered to a person or voicemail.
Call is answered. Robot waits 6 seconds (12 x "w") to pause over
a mobile or landline voicemail-greeting. Your bot-message is left as
This navigates through multiple menus before delivering
your bot-message to person or voicemail.
This waits through lengthy pre-recorded voice-greeting, enters 0 followed
by * to get to an operator, then delivers your bot-message.