for motherboards, i shun everything but asus.
for monitors, i shun everything but viewsonics and sonys.
for ram, i shun everything but micron (crucial) and mushkin.
for CD-Rs, i shun everything but TDK24X or TY manufactured.
for burners, i shun everything but TDK and plextor.
for cases, i shun everything but antec.
for cpus, i shun everything but AMD.
for video cards, i shun cheap brand named NVIDIA cards or outdated cards.
for sound cards, i shun everything but creative.
for speakers, i shun everything but klipsch and logitech.
for harddrives, i shun everything but ibm, maxtor, and quantum.
for network cards, i shun everything but linksys.
as you can tell, im a sucker for brand stuff, not willing to go cheap, and very singleminded.