they were logical and worked pretty well.
for transport, i put the water-filled jar or vase into a good sized box and then stuff newspaper firmly around it to hold it in place. the box will hold the flowers upright in the car. you can place them on the floor if you feel they won’t tip there, or put them on the seat with the lap belt and shoulder belt across the box to anchor it. if you don’t want to put all the water in the vase before you go, you can fill it the whole way when you arrive.
if it’s cold weather, protect the flowers with some sort of 