Paul Pruitt put Muse on market research and the household bills; his partner Melissa used it the same weekend to book Disney park reservations, land multiple dinner reservations, and watch for sold-out items to come back. The audit reported nearly $700 a month in unused services canceled and overcharges corrected - including switching car insurance from Progressive to GEICO for about $2,000 a year at identical coverage - and a health-plan comparison queued for the November 1 renewal.