Late payments are one of the most frustrating parts of freelancing, but things get more complicated when the client who keeps paying late is also one of your most consistent sources of work. You do not want to damage the relationship, but waiting weeks to get paid after finishing a job is not something anyone should have to deal with regularly. Some freelancers set stricter terms, others charge late fees, and some just quietly move on. What has worked for you in this kind of situation?