If there is, you will not easily encounter it. I am on several car sites with VS, as a member, and staff, and have never heard of or encountered any body hitting any sort of limit. A per post, yes. Like I said, I think it is 10 pics per post. Storage costs are not what they used to be, saving data is dirt cheap. It is the bandwidth that is worried over, and costs so much today, that is why many places still do not offer video hosting.