Inspecting groups of redundant farm buildings or individual barns and advising on their potential and possible uses.
Negotiating with the Planning Authorities on your behalf - with the experience of other cases and awareness of their anxieties and how to meet them.
Assessing costs realistically. (Laymen often dismiss a building as beyond repair or, in other cases, grossly under-estimate the costs.)
Designing schemes, making all the necessary applications, obtaining tenders, appointing contractors, and seeing through the works proper execution and checking final accounts.