RYNO Motors' single-wheeled electric scooter is self-balancing, has a turning radius of zero when stopped, & only takes up about as much space as a folding bicycle -- so it's conceivable that commuters could bring one onto a train.
DIY Garage Organization: Set aside a few months’ worth of fruit and coffee cans and put these cannery rows to work organizing all of the small hardware. All you need are some homemade wood clips and a chunk of plywood screwed to a wall.
Grow sweet strawberry in a vertical PVC tube is great solution for small garden or yard. Vertical planter will save you a lot of space, at the same time keep plants out of reach from garden insect pests AND enable you to switch to hydroponics.