Scroll to the very bottom of an official description and you will often find a few short legal lines, like "Manufactured by Company A", "Unauthorized reproduction is a violation of applicable laws", or "Company A, all rights reserved". We read these as standard notices. They name the company that holds or manages rights to the video or the recording, and the same wording tends to be pasted under many uploads from the same company. They are not news about the song or its release, and they are not a hint about what comes next. Think of them as a label on the box, not a note inside it.
The line that confuses people most is "Rights are reserved selectively in the video". Our reading is that the uploader keeps its rights in the video but may allow some specific uses. The key limit is that the sentence on its own does not tell you which uses are allowed. It is not a list of permissions, and it is not an invitation to reuse the content. If you see it, treat it as a sign that rules exist somewhere else, not as a green light. The same goes for the stern line about unauthorized reproduction: it is a warning, not a guide.
Two small marks show up a lot, and they point at different things. The (P) mark is about the sound recording, so "(P) Company A" says that company is tied to the recording itself. The (C) mark is about the visual or written work, such as the video footage or the text. It also helps to keep credit lines separate in your head. A rights line naming one company does not say who made the video or who performed in it, because those details live in credit lines, which are a different part of the description. So we would not use a rights line to work out who directed, produced, or sang anything.
If you want to share something, the safe route is simple: share the official link, or use the platform's own embed or share button, rather than copying the video or its images somewhere else. To confirm what is actually allowed, look at the uploader's about page, the platform's terms, and the company's official notices. Some honest limits apply. Wording differs from company to company, and a description cannot list the exact permitted uses. This guide explains how to read the lines and is not legal advice; if you need certainty for a specific use, ask the rights holder directly.