Letting Agent's fee near M11

Letting agents fees in M11 vary depending on the services and rent. 
The average rent per month in M11 is £1,107. So a tenant finders fee for 60% of rent is £664. 
In M11 a full managment fee for a property is between 10% and 20% of the monthly rental value, averaging between £66 and £133.
Renewal fees in M11 are charged for renewing a tenancy agreement between the landlord and the tenant, ranging between £33 to £100.