I purl looser than I knit, but it's slightly looser. It doesn't give me holes or anything, and I keep to my gauge, so I don't bother 'fixing'. My aunt, on the other hand, is REALLY loose, and she fixes it with a smaller needle for the purl rows.
"Be afraid of bears, of bungee-jumping, of faulty wiring in old houses, but never, ever be afraid of trying something in knitting." Stephanie Pearl-McPhee, Knitting Rules
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