Historical-Era Novels with a Female Lead Who Is Careful with Money and Does Not Raise the Original Owner's Children or Her Own Siblings 年代文，女主手紧，不养原主孩子或自家兄弟姐妹

Don’t have the female lead inherit the original host’s husband and child. Don’t have her raise a child as if it were a sibling. Friends should keep some boundaries: don’t eat food your friend has already eaten from. I can’t remember the title, but that aspect of the female lead was unbearable for anyone with a thing about hygiene. Also, don’t have one friend constantly giving while the other just takes. If she gives you something, give her even more in return...