Is it too much to ask for them to realise when you live in Kent and you put in "within 20 miles" it isn't feasible to cross the water to Essex.
Yes, it may be within 20 miles but only if you can fly! 
We have the same problem when searching for the nearest branch of a shop. Flipping frustrating.
Desperately sad story of the assisted suicide of a grieving mother
Vision Disturbances: "Aura" Without Headache?
Tickets to the RSC and a night at Hotel du Vin Stratford-upon-Avon
