Vast quantities of mortgage documentation flying every which way, from Fannie Mae to banks to successive mortgage servicers to foreclosure firms, often defying the ability of any participant to keep track, or even keep the paperwork legal. Didn’t matter.  Homeowners got double-whammied by different holders of their home loan notes.  Or collection and foreclosures moved forward with missing documentation and forged affidavits.  http://www.nytimes.com/2012/02/05/business/mortgage-tornado-warning-unheeded.html