Don't

■ consider all components of a facility in the overall site design process

■ consider access to and within a site carefully

■ look at potential interaction between public and trade vehicles

■ provide appropriate and clear signs

■ consider boundary treatments as part of the overall design solution

■ consider how lighting can complement design, but avoid unnecessary light pollution.

■ disregard the contribution that an ancillary building will make to the overall appearance of the facility

■ ignore the rights of disabled employees and visitors

■ treat fencing as an afterthought

■ introduce unsympathetic lighting, particularly in a rural context.