1.   Many obsolescence measures have been derived to assist librarians in calculating shelf space allocation for journals.

2.   A good plan can help to reveal the best possibilities for space allocation, and it can also be a guide for making furniture purchases.

3.   Most, like Boston, have to make tough choices on space allocation.

4.   The claim system was set up by the Internet Corporation for Assigned Names and Numbers, a non-profit entity that was formed to assume responsibility for address space allocation.