When the colors are carried all the way across the row or round, then stranding is the way to go. If there is a 'chunk' of one color or large blocks of different colors, then it's best to use intarsia.
"Trust the pattern!"
Time flies like an arrow, but fruit flies like a banana.
Hop aboard while we follow the cloud-covered van of knitting harmony, man!! Woooo!! --Hedgehog
IngridKH on Ravelry