A good place to start is rogue fox s guide to making an invisible button for a hidden piston door.
How to make a garage door in minecraft easy.
Building the garage of your dreams.
Don t press this link.
How to make an awesome garage door in minecraft by using some command block inputs.
Pre design dreaming brainstorming phase watch the pre design video part 1 watch the pre design video part 2.
By universal i mean that it works in every version of minecraf.
Just click any of the links to learn more.
Following is a list of steps as i see them right now.
In this video i show how to build my universal garage door 3x3 piston door in minecraft.
The redstone circuit required is simple enough but it gets more complex when adding a dropper a hopper and a redstone comparator.
Remember to snap that like button commands.
If you want to build a garage the first step is dreaming.
How to make an automatic piston door in minecraft.