I have said somewhere that I'd gather some of Denis's tutorials,
Well, I've gone one step further and gathered most of his Recording threads and some of his Gear Talk threads.
He will I hope post more of his informative threads ,
    
   but for now here are some of Denis's music tutorials, production tips, useful links and just some of his priceless contribution to bandAmp.com

BandAMP: Ambrose Piano Tabs - http://forum.bandamp.com/Music_Theory/41358.html
BandAMP: Reverb Tutorial - http://forum.bandamp.com/Recording/40348.html
BandAMP: Adding Depth and Distance To Your Mix - http://forum.bandamp.com/Recording/41327.html
BandAMP: Studio Headphones - http://forum.bandamp.com/Gear_Talk/21696.html
BandAMP: Mix Planning - http://forum.bandamp.com/Recording/40345.html
BandAMP: Mix Chart - http://forum.bandamp.com/Recording/40105.html
BandAMP: Studio Monitors - http://forum.bandamp.com/Gear_Talk/39369.html
BandAMP: Plectrum Choices - http://forum.bandamp.com/Gear_Talk/36400.html
BandAMP: DAW to TAPE - http://forum.bandamp.com/Recording/35601.html
BandAMP: Free Vox Samples - http://forum.bandamp.com/Gear_Talk/35519.html
BandAMP: Cubase 5 Tempo Change - http://forum.bandamp.com/Recording/35197.html
BandAMP: Ibanez Electric Lefties - http://forum.bandamp.com/Gear_Talk/34675.html
BandAMP: Cubase 5 Monitering Effects - http://forum.bandamp.com/Recording/34305.html
BandAMP: Cubase 5 Stutter - http://forum.bandamp.com/Recording/34240.html
BandAMP: Vocal Samples - http://forum.bandamp.com/Gear_Talk/34146.html
BandAMP: Writers Block - http://forum.bandamp.com/Lessons/33428.html
BandAMP: B string mystery - http://forum.bandamp.com/Music_Theory/32775.html
BandAMP: Recording & General Help - http://forum.bandamp.com/Recording/29448.html
BandAMP: Guitar Nut Adjustment Tip - http://forum.bandamp.com/Gear_Talk/28054.html
BandAMP: Warm tone - http://forum.bandamp.com/Recording/19581.html
BandAMP: Vocal Training - http://forum.bandamp.com/Lessons/18918.html
BandAMP: Lyrical Structure's - http://forum.bandamp.com/Lessons/18883.html
BandAMP: Free Vsti's - http://forum.bandamp.com/Gear_Talk/18404.html
BandAMP: Recording Acoustic Guitar & Sax - http://forum.bandamp.com/Recording/16827.html
BandAMP: Synth Sound Modules - http://forum.bandamp.com/Gear_Talk/16591.html
BandAMP: FREE VSTi's - http://forum.bandamp.com/Gear_Talk/16144.html
BandAMP: Recording Vox - http://forum.bandamp.com/Recording/15420.html
BandAMP: Compression Tutorial - http://forum.bandamp.com/Recording/15146.html
BandAMP: Cool Edit - http://forum.bandamp.com/Gear_Talk/57891.html

If I've missed any or need to omit some .... let me know

Well done kings - I'll sure be adding more as time will tell 
Some of the links are not so much tutorials, but useful information - I think it's OK at the moment 

great info collected here guys!