adamrice / #google

http://lifehacker.com/the-best-add-ons-for-google-drive-1541643206/@barrett

"Mapping sheets" looks especially handy

http://gebweb.net/optimap/

clever and useful

http://www.signalmap.com/map/map?carrierid=1&zipcode=78722

google map mashup for tracking cellphone signal strength

http://goo-home.com/

a quick all-in-one view of the many specialized searches Google offers

http://www.google.com/contact/spamreport.html

Good for vigilante justice