Complex sentence: There are two main shopping areas, known locally as the'top shops' which house a mix of local and independent businesses and the'bottom shops' which has undergone an extensive facelift and includes work to preserve the historic moat site.
Split into simpler sentences: There are two main shopping areas, known locally as the'top' or'bottom' shops which house a mix of local and independent businesses. The'bottom shops' located as it's name would suggest at the "bottom" end of the estate has undergone an extensive facelift that includes work to preserve the historic moat site.