Example of Proper Usage

'Microsoft' -> 'Reddit URL' -> 'https://www.reddit.com/r/microsoft/' is correct, as this is the primary and official Reddit URL associated with Microsoft.

Example of Improper Usage

'Barack Obama' -> 'Reddit URL' -> 'https://www.reddit.com/r/obama/' is incorrect, as this subreddit has a stated purpose to be discussion about Barack Obama and does not claim any official affiliation.