These items are usually refered to as post-it notes. However when a certain person becomes angered at a report someone has written it may be time to break out the "bloody yellow fuck wotsits."
"I can't believe he said that. Hand me those bloody yellow fuck wotsits!"
Any service workers deemed excessive, unnecessary, or generally unhelpful. Usually stands out by the bright yellow vests they wear, sometimes adorned with reflective lining
The parking situation at SeaWorld sucks. Just a bunch of yellow-vested fucks standing around not being particularly helpful in directing traffic