Can paintless dent repair really get all the dents out?

On most hail, yes, as long as the paint is not cracked and the dents are not too sharp or deep.

PDR preserves your factory finish, which is the best outcome for both appearance and resale value.

When a dent is beyond what PDR can correct. B Street Collision Center can tell you and repair the panel properly, rather than leaving it half-done.