its an invasive species so legally you can kill it
I place the nail polish remover/rubbing alchol just on the cement right?
I think that you have those mixed up with starlings..
thats an english house sparrow. them, starlings, and pigeons are not native.
http://en.wikipedia.org/wiki/House_Sparrow
"One of about 25 species in the genus Passer, the House Sparrow occurs naturally in most of Europe, the Mediterranean region, and much of Asia. Its intentional or accidental introductions to many regions, including parts of Australia, Africa, and the Americas, make it the most widely distributed wild bird."