i have been quilting a number of years i still mess up even on expensive fabric when buying fabric at wallmart make shure you have enough to compleat your project because you may never see it again at wallmart on cheaper fabricn look at the whole piece you are buying some of them have miss prints of inprofwection that could efect the out come of your quilt i still buy cheap fabrics but i look at them to see what they are like got one piece the oth day i was in a hury and did not look at it it had a larg miss print in the middle of the piece i wound up having ton buy more so bear in mind you get what you pay for
good luck in you quilting you are addicted once you buy that first piece of fabric lol