- Use Tab Completion for Faster Command Entry
- Learn to Use Wildcards
- Use Aliases to Simplify Common Tasks
- Use the History Command to Repeat Commands
- Use Screen or Tmux for Multiple Shells
- Redirect Output to Files or Other Programs
- Use Pipes to Chain Commands Together
- Use Command Substitution to Insert Output into Commands
- Use SSH to Access Remote Shells Securely
- Learn Shell Scripting for Automation