i swear by it. and i only make 2-3 trips a year, but still worth it to me. i keep a full set of toiletries, 5 days worth of under clothing, socks, a couple of the infamous t shirts, 2 pair shorts, 2 pair long pants, 1 swim suit, all the assorted usb cables, power strips, usb hub etc, for my laptop and to plug in battery chargers, i also keep a wallplug and charger cable for my phone so i do not have to worry about forgetting that, next trip i am dropping off a pearstone AA battery charger and batteries as all my flashes use that size. 1 benro tripod, 1 acratech ballhead. 1 spare set of sneakers in case my shoes get wet. 1 light windbreaker, 1 heavy jacket, 1 pack coffee filters, 1 small coffee grinder, beans i bring along each trip, 2 spare packs emergency timmies (thanks tim). some trips i get on the plane with only a camera bag