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I was having a discussion with someone about what sites we should add to google search console. I argued that we would only need our canonical site i.e.
Where as he argued that we should have all variants:
Annoyingly, he couldn't provide any reasons as to why we should add them all ' it's just something you do' he said. I'd be grateful if someone could shed some light on why you would want all the sites listed?
Note: We do server 301 redirects from the three non-canonical sites to the canonical one, so there is actually no way anyone could get to any URL other than