On XXXX XXXX I disputed a collection account from XXXX and demanded validated proof under FCRA s. 611 ( 5 ) ( a ). 
On XXXX XXXX Experian responded that " account remains '' without any further explanation or proof. 
On XXXX XXXX I wrote a letter stating that improper investigation was conducted, and that they failed to provide me with a copy of documentation, under section XXXX ( a ) ( XXXX ) ( A ). 
On XXXX XXXX Experian responded that they had previously processed the request. Again, no proof of anything was presented.