It’s not so much the charges as the prices being charged by the sellers (which must include Ticketmaster). It should be illegal to charge more than the original price and should be made easier to return tickets within a reasonable timescale for those that genuinely can’t attend a concert...
In the case of Get Me In a Touting Business.
Hopefully their days are numbered as the authorities have finally woken up to the activities of the touting firms like Get Me In and Viagogo. They need shutting down ASAP.