I'm a really lazy bum, so I'll take the easy way out. All the resources I've ever used will be listed here.

Textures:

13thboombox
77_words
athenstorm  
ashke_icons  
candycrack  
cdg  
dignityy  
divine_desire  
erniemay  
faintscribbles  
flourish  
forbiddenstorm  
fuzzy  
heygingersnap  
iconographer  
indienotebook  
iris_elegance  
judith_maria  
kiaharii  
le_mot_art  
masquerad_arts
memora_obscura  
sanami276  
seriouslywir
spiritcoda  
strazzz_icons  
themysterycat  
vol4itca
xswaniconsx  
worship_elle
yawee
zenni  
zimona

Brushes:

100x100_brushes  
ainohanako
ashenvale_moon  
ca_pris  
colorfilter  
creamuts  
dieaku  
ewanism  
KumquatsLair
mutsie  
endlessdeep  
rauvinne
sanami276  
spikesbint

Screenshots/Renders/Bases:

www.celestial-star.net
www.animestocks.com
NINPOUCHOU - Naruto Image Resource
chuunin  
hoshidesigns  
Pinkly_Icons @ ( Read more... )