The links selected are based on relevance and appropriatness to the Discworld.
The Broken Drummers is not responsible for the content of external sites. The inclusion of a link to an external website from The Broken Drummers' web site should not be understood to be an endorsement of that website or the site's owners (or their products/services). Care should always be taken when visiting the referred sites.
The Broken Drummers do not benefit from or gain revenue from the websites which offer commercial services, such as online purchases.