3823782 - How do I set up configurable message either a popup or inline message on Concur Travel?

I would like to setup a configurable message or pop up message under a specified Rule Class. How can I do it?

I would like to setup a configurable message, pop up or inline, under a specified Rule Class. How can I do it? , KBA , CON-CA-TLS-IEM-IMP , Import Credit Cards , CON-SRV-TRV-ADM-LAN , View Airlines , CON-MOB-TRV-HTL , Hotel , CON-EXP-ADM-EML-RUL , Rules , CON-TRV-ADM-TXT , Custom Text , CON-SRV-TRV-RAL , Rail , Problem