Fold-up bikes continue to take the world by storm. As cities and towns grow and space becomes more and more of an issue, commuters need practical, efficient modes of transportation. The fold-up bike has risen out of all of the alternatives as one of the most reliable and useful options. A fold-up bicycle lets you seamlessly get from A to B, from B to C, to D, and back again. A fold-up bike can only improve your life.