Each subset is a composite of two distinct service provisioners. This included working as nurses, provisioners and support personnel. They worked at home alongside their husbands or fathers as merchants, clerks and provisioners. Vagrant uses "Provisioners" and "Providers" as building blocks to manage the development environments. Provisioners are tools that allow users to customize the configuration of virtual environments. Provisioners refer to this process as making moves, adds, changes, and deletes or MAC-Ds.