Mod-making info is available here on the wiki:http://rimworldwiki.com/wiki/ModdingAnother good source: Roxxploxx RimWorld GuideIf you have a question, post it in this forum. If you want my input, PM me and point me to the public thread. That way, your question and my response will...
Some other good aspects for Lore is creating unique aspects of the Empire. This can be done by the use of backstory, or in-game through the story, or through the behavior of the AI. Game design elements can be used as well. This is also a good time to make them unique and distinct...