Dig it up!

Tonia Jordan

Tonia Jordan is an author on http://www.Writing.Com/ which is a site for Writers. Her portfolio can be found at http://www.writing.com/spidergirl. She is also the co-owner of the website WordofMouthPA.com, which promotes local musicians in Pennsylvania.

 Articles by this Author

It all started on May 2, 2000 with the removal of selective availability by the White House. (Selective Availability is the intentional modification of GPS signal to degrade accuracy of readings) At that moment, the GPS receiver became 10 times more accurate.