Brought this earlier for 2 euros adds some much to the game definitely recommend it markets over 4 or 5 countries plus there doing an interflora map soon to be releasedI think you mean this facebook page?
This is not actually a map, but rather an addition to Promods for a VTC. A.K.A. a Markets Map
I have never played or use this map. I will try to find out more.
Maybe you can finds some usefull info here.