You will want to, instead, have another person lift heavy items for you, even when you don't think the item poses a risk. (clothorganicdiapers.com)
Keep all your everyday items very handy, and then add and store less used items higher and higher while keeping heavier item on the low shelves or the floor. (lifestorage.com)
Spread out the load by packing heavier items in different bags to avoid excessive weight charges. (travelinsurancereview.net)