Different building alternatives, such as:.The individual buildings can be offered as one complete unit or as subdivided units These start from 150m² for a subdivided unit to more than 1,000m². The idea is to provide flexibility for clients. Many of the schemes are aimed at owners looking to invest in their own property via self-invested personal pension schemes (SIPPs).Science parks containing offices, laboratories and manufacturing processes.Small industrial units are common in the UK and can offer a range of building uses. Construction Business: Strategy, Risk and Regulations.