Bicycle mechanics are often opinionated, easy going, personal, all around loving people. But there are a few questions that mechanics hate more than anything from a customer or "un-customer"
  1. Hey can I just put my bike in the stand for a second?
  2. Can I borrow your multi tool for a sec?
    Then proceeds to use it for 20 minutes to get their saddle height right while riding around the inside of the shop.
  3. Can I borrow a drop of lube?