here's another overdone topic. releasing free e-books stimulates sales of the paper version:

http://www.earlham.edu/%7Epeters/fos/2009/05/more-evidence-that-oa-editions-... if you're still surprised at this result, you need to get out more... -bowerbird ************** Recession-proof vacation ideas. Find free things to do in the U.S. (http://travel.aol.com/travel-ideas/domestic/national-tourism-week?ncid=emlcn...)