In particular I'm interested in any SEO consequences.


1 Answer 1


Don't use them. Stick purely to A-Za-z0-9 and _ . (There are some other characters you can use, but they are reserved and have special meaning).

  • 2
    ...and the hyphen (-)
    – MrWhite
    Commented Nov 19, 2012 at 16:30

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.