Direct mail is a broad term that includes the following types of mailed promotions: Institutional direct mail serves to promote the name of the publishing house with no reasonable expectation of sales revenues.
touch (Unix) touch is a standard Unix command-line interface program which is used to update the access date and / or modification date of a file or directory. In its default usage, it is the equivalent of creating or opening a file and saving it without any change to the file contents.
UnixWare (TM) is a high-powered operating system, intended for use as an Internet access server, http server, ftp. server, domain name server, mail server, etc. It also supports clustering since version 2.0, and in its latest version, 7.0, provides high availability clustering.