reviewed by Giovanni Iuliani (confirmed purchase)
Rating: ★★★★★ (Date Added: Friday 03 July, 2020)
The system is based on knowing your A-B-C. Lacking is the phraseology that supports each cue. As an example, I don't think that the person holding an item retrieved from a spectator, would say: "Here tell ..." Five dollars. There is a hint on page 13 concerning a nickel.
Here, please, what is this? - Nickel.
This means that the one who asks the questions must compose a phrase in which he incorporates the secret word(s). Consequently, a complete transcript of a performance would reveal much more then just a basic code for communicating between two person.