Tips
****

Switch off `--no-site-packages`
===============================

From `tweet by Dougal Matthews`_:

::

  Virtualenv tip:Remove/create "lib/pythonX.X/no-global-site-packages.txt" to
  switch --no-site-packages on and off after creation(via @carljm)


.. _`tweet by Dougal Matthews`: http://twitter.com/#!/d0ugal/status/51330235655917568