Typically all employees will be stationed at branches/branch counter, without abandoning the counter. This is to be able to provide the service to all customers, and as fast as possible.
Typically, all employees will be stationed at each branch counters / stores without leaving the counter. In order to be able to serve all customers very well and quickly as possible.
There usually are all employees every branch is stationed at the counter / branch without abandoning the counter. In order to provide service to every customer well and quickly.