Other than time-definite air deliveries, shipments are generally delivered anytime between the hours of 9:00 a.m. and 7:00 p.m. (and sometimes later) to residences, and by close of business for commercial addresses. UPS cannot schedule a specific delivery time within that window.
Yes. Estimated delivery is only a guess based on past performance. Plenty of mail is delivered before then. If you got that estimated date from a retailer then its almost certain the package will arrive early.
Your package could be stuck in transit for many reasons: loss, damage, or even a USPS tracking system failure. More likely, though, the short-staffed US Post Office has misplaced, mislabelled, or simply overlooked your package. This means it can be located easily enough once you call attention to its absence.
UPS ground shipping takes one to five days to deliver depending on the departing location and delivery destination.
Sets and reps are the terms used to describe the number of times you perform an exercise. A rep is the number of times you perform a specific exercise, and a set is the number of cycles of reps that you complete. For example, suppose you complete 15 reps of a bench press.
That earpiece is called an in-ear monitor. It allows her to hear exactly what she wants. For example if you are a singer singing with a live band, there is a lot of noise onstage with you, especially from the drummer. It can be very hard to hear yourself which can make you sing louder and even shout.