1. `nano ~/.bash_profile`
2. Paste in the following:
```bash
alias ll='ls -lah && pwd'
alias wpdb='cat wp-config.php | grep DB'
alias ..='cd .. && ll'
alias ...='cd ../../../ && ll'
alias ....='cd ../../../../ && ll'
alias .....='cd ../../../../ && ll'
```
3. `source ~/.bash_profile` to load your new settings