User:SOTO/Forum Archive/Help!/@comment-203.31.111.101-20141113073938/@comment-146099-20141113093306 In the main namespace, yes, that's fine. If you're talking about user pages and forums, then no, you need to contact the editor. I doubt many will be interested in correcting typos in their forum posts though. Unless they've fallen asleep on the keyboard, it's probably too minor to concern them.