### Reading from Files and Databases
- Files
-- List of commands
-- The "read" command
- Databases
-- MySQL .my.cnf file, Postgres .pgpass
-- Save path to variable
-- < -- Insert values with arguments

### GUI Menus
- dialog
-- msgbox: Short message followed by OK button
-- yesno: msgbox with Yes/No options -- Use status option to proceed
-- textbox: Presents data (disk usage, memory info, message/e-mail)
-- menu: Create a menu with title, selector, and text

- kdialog
-- For KDE environment
-- Not as flexible
-- Similar widgets as dialog

- zenity
-- Gnome environment
-- Installed out of the box on Fedora
-- Similar to kdialog, more aesthetically pleasing (personal preference)

- Why GUI Menus
-- Installer/Setup
-- Reporting
-- Analytics
-- Ease someone (dev/QA) into sysadmin

### E-mail
- mailx
-- Send messages through SMTP
-- Provide complete information via arguments
-- Pipe message to mailx command
-- Simple notification system for successful/failed script