Definitely 37signals inspired us in many of the things we do. I'd say half of our team have read their books and regularly read their blog!
Recruitment and marketing are definitely a good side effect, but as @znq mentioned earlier, we built the guide in the first place for onboarding our own team members, then we thought sharing it publicly would benefit the community.
Recruitment and marketing are definitely a good side effect, but as @znq mentioned earlier, we built the guide in the first place for onboarding our own team members, then we thought sharing it publicly would benefit the community.