Who do I talk to about

Who do I talk to about...
 * buying something that is not in the store?
 * getting a laptop
 * an injury
 * help with my computer
 * a free geek printer not working
 * one of the classroom computers not working
 * volunteering in advanced testing
 * volunteering in macland
 * volunteering in printerland
 * volunteering in laptops
 * a policy I would like to see changed
 * finding out about classes
 * signing up for classes
 * getting free geek email
 * my free geek email not working
 * helping with events