Our FSA has watched sco and cashiered for years. They also will work at guest service if needed. Sometimes when carts get really low, cashiers will get carts. Our front end tms are all trained to do all front end tasks. They don't necessarily ever do them all (most senior citizen tms don't do...
At our store tm's are given fulfillment hours and then sent to other areas to work. Most days there is one FFtm after 3pm. GM gets most of the hours, recognition and love.
Not capped. If I remember right, they raised the cap along with minimum wage and it was enough that I got raises. Still getting raises.... they do not adjust pay for anyone making above minimum when they raise the minimum. I do not know the current caps or even if they exist anymore.