Some people try to boost in Private Match, but you can't because in Private Match you can't level up.If you could it would basically be cheating.So you get reported for boosting, you get reported 5 times your offline for a month, 10 times your banned for a year, and 20... FOREVER... But it's fine if you don't get caught, which is very rare.
A private match is where you and your friends have a match and no one can join in.
You win while using boost and bpost 4 times in one round on a standard match
No.
You can go just by yourself. but if you mean a private match, two, but you have to pay for a private match and it is expensive
On the online modes menu on the main menu you click on private match or friendly seasons and from there you can invite your friends.
Only works on regular private matches
you unlock it at lvl 18...but no need to boost
Player match Private match and combat training (it's when you kill robots)
go to private match.
the warming up accolade is for getting no other accolades in a private match, so you have to play a full length match in a private match and get no other accolades while doing it.
Just go to Cooperative, Then go to Private Match and invite your friends.