enough. Interested friends can learn about it. However, this is difficult to achieve in zero hour

The first is the equipment sharing mechanism. Only two people can own the same kind of firearms on the offensive side at a time. Therefore, it is necessary to allocate resources reasonably. Once resource allocation is involved, there will be a situation of "favoring one over the other". It is OK to say if it is a black convoy, but it is quite unstable if it is a passer-by.