Understanding the concept of "משקה הבא לאוכל" (squeezing liquids onto solids) in greater detail.
Fixing My Collar, Pushing Back the Cuffs on My Pants, Fixing My Hat, and Fixing a Plastic Cup;
Measuring for a mitzvah - "מדידה של מצוה". Preferably should be done on "ערב שבת".