When a new mobile device is assigned to a crew leader (or subcontractor), there are several setup steps that need to be performed the first time they use it.
Download and install the Aspire Crew Mobile App
Authorize the crew leader to use the device
These steps are described in the full article available from the article attachment below. The article also provides a section on re-authorizing a device which may be done (not required) when it is assigned to a new crew leader.
Click Crew Mobile Getting Started to read article.