Original: They have been used in establishing what heights; scale and massing may be acceptable before detailed designs are developed as part of a planning application.
Simplified: They have been used in establishing what heights; scale and massing may be acceptable before detailed designs are developed as part of a planning application.
Simplified: They have been used in establishting what heights, scale, and massing may work before detailed designs are developed as part of a planning application.
Simplified: they have been used in explaining what heights; scale and assembling may be acceptable before detailed designs are developed as part of a planning application.