The four tiers within enterprise mobile platform put forth by Forrester Research represents the latest emerging trend on enterprise mobility architecture. The key emphasis is on the Aggregation Tier as the primary mobility engagement tier and its importance in federating and aggregating internal services data.
One key benefit of implementing this tier is reducing latency on the mobile device when it accesses back-end data from internal data sources. An aggregation tier is utilized to house data in its most optimal consumable format for mobility.
The aggregation tier serves as a data staging area designed specifically with the intent of improving back-end data connectivity performance for mobile devices: