10.2.1. It is agreed that the rent as defined in this Agreement will be reviewed on the anniversary of this Tenancy and upon each subsequent anniversary in line with the change in the Retail Prices Index (RPI) for the previous 12 months and the rent varied accordingly either by way of an upward or downward adjustment.

Intention of the Clause:
The rent will be reviewed annually in line with the Retail Prices Index (RPI).

Why It's Important:
This provides a transparent mechanism for rent adjustments, protecting both parties from arbitrary changes.