goemanb, the MSC will give you that information. You will be instructed to introduced yourself as representing the MSC and/or the client. Some businesses, like theaters and gas stations, are accustomed to vendor or corporate representatives coming in regularly.
Equal rights for others does not mean fewer rights for you. It's not pie.
"I prefer someone who burns the flag and then wraps themselves up in the Constitution over someone who burns the Constitution and then wraps themselves up in the flag." -Molly Ivins
Never try to teach a pig to sing. It's a waste of your time and it really annoys the pig.