Why use CCI over direct Carrier Integration?
A Standard Integration format for all carriers
EFM already Integrates with the Carriers
No Development required to receive Tracking Information
EFM already receives scan events from most carriers, as a result no development is required from your side.
Leverage EFM's Rate Card. If you Choose to manifest directly with the carrier, you my not be able to leverage your cheaper rates through EFM
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Check if your system is able to use CCI CCI - Requirements