Remote hands are often contracted from online marketplaces for such people. I do this occasionally as it's easy money. We do exactly what you tell us to do without any insight into why we are doing this. My objective is to be on-site for 15 minutes and get you back into your equipment. It occasionally takes up to 2 hours to just get past the datacenter security. The most useful docs are a series of pictures on your equipment with labels. It is also helpful to tell us how to safely disconnect uncommon connectors.