Depending on whether you are the benefactor or bound by the covenant, there will be different motivations. A restrictive covenant can be modified if certain aspects of the covenant are require but some are no longer relevant, such as a covenant prohibiting the purchase of a property on ethnic grounds.

Relevant Documents:

Title Register

Title Plan

Title Deeds

See Also:

What is a Restrictive Covenant

Can I Enforce a Restrictive Covenant

Can I Remove a Restrictive Covenant