In my recently published book on Amazon, The Achilles Heel, The IRS Notice of Federal Tax Lien, (NFTL) I discovered the Liens are legally insufficient and thus invalid as enforceable Liens. The reasons, I believe, why they don't perfect the liens is interesting and the various stories in the book need to be read to appreciate this. Since the recording of the NFTL starts the actually collection process, this is why I believe it is their Achilles Heel. Since the NFTLs are legally insufficient as valid Liens, the IRS should not legally be able to collect any money or take people's property from...