index Messages in CHOICE

overall process
A textual outline description of the whole sequence of processes and messages.
answer
The user sends any new or changed answer to the system, where it is – somehow – distributed in an anonymous way.
enquiry-core
This is the core information sent with the three main messages below.
find-fit-numbers
Sent from device when a E presses the button to try an enquiry. It takes one enquiry (from local server) and returns (to that node) a number of fits F, which may be an estimate if F > 10.
return-enquiry-answers
Sent from device when E on enquiry page presses button to examine correspondents.
(Think about when it should be enabled for F > 9)
what-answers-wanted
Sent from hub when F = 0, possibly automatically before responding to user.
check-correspondent
Sent from device when user presses link to correspondent / contact
check-answer
break-contact
Sent from device when breaking contact is wanted
give-answer
Maybe there is a message sent whenever a question is answered, to be stored in the answer history?