You can set a custom text for a line. Just set the following in one of the first three custom messages field:

S1: Hello World! (line_number: text)

In the last custom message field you can set a info for all lines at the bottom of the PIDS.

You can set a custom number of departure rows for the PIDS (standard: 10):

rows: 15 (rows: number_of_rows)

You can set a custom route number for a line. Just set the following in one of the custom messages fields:

S1: Intercity (line_number: new_line_number)

You can also enable the sign for the PIDS with the following in one of the custom messages fields (standard: no):

sign: yes

You can set a custom message on the following PIDS:

Frankfurt Subway; Karlsruhe Light Rail; Munich Subway; Stockholm Subway; WMATA

In the last custom message field you can set a info for all lines at the bottom of the PIDS.

You can change the showing page on the following PIDS:

Athen (Suburban); Berlin S-Bahn; Berlin Subway; DB PIDS (big); Hungarian; Karlsruhe Light Rail; Munich S-Bahn; SJ (Statens Järnväg)

Just set the following in one of the custom messages fields of the PIDS:

page: 2 (page: page_number)

You can change the position of the car-icons on the following PIDS:

Hamburg S-Bahn; Munich S-Bahn

Just set the following in one of the custom messages fields of the PIDS:

icon: front (icon: front/rear)

You can change the color of routes on the following PIDS:

Hamburg Subway (Colored)

Just set the following in one of the custom messages fields of the PIDS:

ICE 3_color: #ffffff ('route_number'_color: 'color as hexcode')