In the 1930s there were few rules governing planning. Today we have clear planning rules that allow nurseries such as Piplings, but would not allow Dominos Pizza to open in a house on Liphook Crescent or any other similarly residential road. Roads without such restrictive covenants do not suddenly get shops springing up, so there is really little need for the provision in the covenant.

In the 21st century there is little need for this type of restrictive covenant on houses in a fully developed area with no empty plots. The covenant was primarily designed to protect the developer, it just happens that there is no time limit on the provision.

Here is the relevant section of the deeds/covenant that applies to many of the houses within TLERA: