When you finally ditch the heavy upright and get a high-end cordless stick with HEPA filtration, cleaning stops feeling like a chore you put off. You grab it off the wall mount, do the stairs in three minutes, and actually catch the fine dust that triggers your allergies. Day to day, quick spills vanish in seconds instead of dragging out the big machine.
Spring cleaning season and November sales are the absolute cheapest times to buy these models. Retailers slash prices right when everyone gets the urge to scrub, so wait for those drops rather than paying full price.
That intro window is a firm deadline, not free money. If you still have a balance left when the 15 months are up, interest charges will kick in on the original amount.