No but you can online
You'll have to have a ticket to access the merchandise area. But like the other post says, check the bands website.
No the merch is in the venue.
No, but you can check with the band's website, they must likely have the same merchandise for sale in there.
No, if you don't have a ticket then you don't have any access to the merch area. Hope that helps!
Thanks! Your answer is awaiting moderation.