23Modinfo_UserMessage= is the map description (what appears on gmm before hosting a map) (if you want a new line put in a \n) E.G
Modinfo_UserMessage=a few of my maps all in one file \n a few of my maps all in one file\nmade by a dude
and that would look like
a few of my maps all in one file
enjoy
made by a dude
24 now save the text doc and rename it default.gmm
25 put all the files from the new folder (from number 1) in a compressed folder (if there is any skins you can add them here (but they will effect all the maps))
26 now rename the compressed folder (from number 25) into the name of your map and be sure to put .gck on the end instead of .zip E.G