Top Ten Tweaks

To share info, what are your top ten tweaks. Here are my current ones with one to five asterisks to show effectiveness in my setup.

Dedicated mains ring *****

Deoxit on earth and mains (check earth bonds) **

Tighten connection mains to consumer unit *

Unplug video, tv, computer if in listening room **

RDC cones under speakers *

RDC cones under cd *

wattgate plug on powercords *

custom rack with 11cm thick ply shelves ***

RDC cones under rack, with ply support under *

russ andrews 'sniffer' *
Pipe cleaners for RCA connectors. Cleaning all contacts periodically (D-K beware of alcohol: it derodes the gold plating!) Black marker on the CD edges. Keeping cables away from each other (use cigarette or cigarillo boxes and thread cables through). Damping 1st reflections. Check for best placement of cones, etc, under equipment...
Black Diamond Racing The SHELF *****
The carbon fiber shelves have 25 times the resistance to resonance of 8 inches of Granite and 4 times the damping of 2 inches of MDF. It made a major improvement on sound and snapped the soundstage into a tighter focus.
Shunyata Viper Power Cords ***
Speaker spikes on brass holders***
Watt A Gate Audio Grade Outlet***
One inch toe-in on Dynaudio Contour 3.3***
Brass RCA Caps**
Caig Labs ProGold G5 Conditioner for all electrical connections**
Honorable mention: Auric Illuminator used on CDR's for the car's CD player ***
Moving cables around, so that none are touching each other**
Not a tweak, but made my CD collection happy: Wooden and unstained 1,000 cd holder case for $100 from Ikea*****
Positioning my chair for the optimum "sweet spot."*****
1. PS Audio PP-300
2. PolyCrystal cones
3. PolyCrystal stereo rack ***Manificent***
4. Sand filled stands
5. Dedicated mains
6. Sonic Horizon power cables w/WATTaGATE on both ends and
WATTaGATE outlets
7. Sonex 2" foam cut into 12" squares on the back wall and
at the first reflection points
8. Kontac *the best there is*
9. Bedini CD clarifier *I would never have believed it*
10. Mapleshade Tri-point cones under sub *These are massive
with 3 small cone tips on top to grip.
11. Small wedge pillow that keeps head elevated off the