This information is useful for first time users of VirtualBox, Debian Linux, and some other utilities such as Dropbox and compilers on Linux.

Personally, I like Debian and the LXDE desktop manager. For a different Linux distro, most of the instructions in step 3 will be different. For Debian-based distributions (e.g. Ubuntu), the instructions in step 4 should be similar with respect to apt-get. Instructions in step 5 should be applicable to all Linux distros.
  1. Install VirtualBox:
  2. Download Debian installer:
  3. Install Debian:
  4. Run Debian & install compilers:
  5. Install Dropbox (a good idea to backup & sync your files automatically between computers/installs):