Questions in DONTFORGET

Share your creations!
Pls someone help
Im looking for hours how to contact an admin, can someone say me how i do that
how i recover my old save
it had all the content of 2.5.0 completed

i want to know how he did it !??
1B spare wow
what do i have to do to get the traffic cones to go away?
how do I see the guide that tells me what the color of the name corresponds to?