Free Motorola System Builder
Go Ahead – You are ready to receive transmission.
Stand-by – You acknowledge the other party, but I am unable to respond immediately.
Roger or Ten Four -Message received and understood.
Negative – Same as “No”
Affirmative – Same as “Yes”. Avoid “yup” or “nope” as they are difficult to hear.
Say Again – Re-transmit your message
Over – Your message is finished.
Out – All conversation is finished, the channel is clear for others to use.
Break, Break, Break – You are interrupting in the middle of communication because you have an emergency.