Possible Clues:

• 'I had' to is wrong, you twits!
• They're silly to have 11 dots
• When I do move, it's to protect the fools
• When I do fiddle, it's to cover for the fools
• I had been silly enough to get TTTTTTTTTT
• Dots and eleven more? There's no sense in them
• I had such silly tents, perhaps
• Extract eleven and you're left with full stops to make them so silly
• "__ Guides": how-to series
• I . . . I . . . imbeciles