A simply change can help a lot
- player mark green
- allaied mark blue
the same can be applied with the artillery/bomber with
- player arty/bomber green
- allaied arty/bomber blue
- enemy arty/bomber red
Currently is to stupidly have them all with red color and is a probldm were are your mark and your team spam them, or understand if artillery/bomber are friendly and you can push or enemy and you need wait