Dropbox and airbnb have pretty standard HR, accounting, legal, etc., which is what "don't innovate on non product" means. They have nice but fairly standard of

Dropbox and airbnb have pretty standard HR, accounting, legal, etc., which is what "don't innovate on non product" means. They have nice but fairly standard offices in SF. They use standard banks. They pay people using pretty standard Silicon Valley pay scales and structure. Etc.