The document provides guidance for starting a blog about cataloguing books in the Tower Project at Cambridge University Library. It recommends developing blog post ideas through discussion, writing about topics within one's areas of expertise, and breaking the writing process into steps like identifying the topic, finding images, fact-checking, and publishing. The document also offers tips for saving time like scheduling topics, limiting each post to two hours, drafting in advance, reusing public domain images, and focusing on visuals over formatting.