The site records detailed research of people, buildings and streets from diverse sources, including census detail, insurance records, street directories, licensing records, births, christenings, marriages, deaths and wills. There are also a significant number of images of the buildings, business cards and other related material.
The research has been built over a number of years by a team of experts; and continues to evolve. The best research on this site is for London pubs, taverns and beer houses over the past two hundred years, but nearly all of the south of the UK has entries; and much of the entirety of the UK is listed in one format or another.
Many of the more astute licensed victuallers were involved in the Licensed Victuallers Association. This association was an insurance to protect families in times of hardship.
My article on research of a pub will start to explain the differences between the different areas of London and the South East, and why some areas had lots of pubs, and some had none.
A host of public house pictures of the 1940's were found in a skip, and now appear on the National Brewery Heritage Trust site. These often included annotations of the current licensee.