****s and very unprofessional

Defy/Makro and their subcontractor AS Electronics are playing games with me. AS Electronics calls me and pretended to be Defy in order to remove a working component because DEFY has approved the exchange of the whole unit. These are Internal issues that should be sorted by DEFY/MAKRO and their subcontractor and not to make the customer suffer. Can I ask that this be attended to as a matter of urgency because I am tired of running around as if I am the one at fault here. Ref ***