As far as giving someone access to a server, give him a lower permission than you have. For instance if you are on a MS server and are the Forest Owner, make h

As far as giving someone access to a server, give him a lower permission than you have. For instance if you are on a MS server and are the Forest Owner, make him an Administrator and only give him the minimum permissions that he needs to do his tasks. Same holds true for Linux, just different terminology. Look up your operating system online to see how to grant lower level permissions than you have.