A better understanding of what you are doing and what professional assistance you need should enable you to give precise instructions and clearer briefs. This means your professionals can give a more accurate price for exactly what needs doing and cut-down on wasted time. Additionally, by taking on some of the research and administrationyou should save them more time.
This could include:
Planning & other research
Seeking quotes from other consultants and authorities
Submitting your own applications
Party Wall Notices
We would just line to add though, that whilst you should save some money, this is more about giving you the tools to get the most from the project... to ensure you can engage, understand and enjoy the process fully.
Absolutely not.
This guide is to help you undertand, manage and enjoy the process. The design and construction of even a small extension can be pretty complicated and there are many factors to consider so you are always advise to engage suitably qualified consultant's. Indeed one of the benefits of this guide is that it will point you in the direction of the correct consultants, making sure you seek th right advice when you need it.