Disrupting the used-games market GameStop achieves a gross margin of around 45% by selling used games and hardware. This is GameStop's most profitable segment, and it typically accounts for nearly half of the company's total gross profit.
Burning eyes: Introduction. Burning eyes: Burning or stinging eye pain. See detailed information below for a list of 59 causes of Burning eyes, Symptom Checker, Assessment Questionnaire, including diseases and drug side effect causes. Causes of Burning eyes: The following medical conditions are some of the possible causes of Burning eyes.
Other potential causes of eye redness include: 1  Colds or allergies.  Acute glaucoma: A sudden increase in eye pressure that is extremely painful and causes serious visual problems. This is a medical emergency.