Without perspective, drawings would never look realistic and would instead be flat, remedial depictions of reality. Luckily, the discovery of perspective during the Renaissance lets us simulate reality if we know the mathematical principles behind it.
Check out this drawing tutorial to learn how to draw a house in perspective with a vanishing point. You may move the horizon line up, down, to the right or two the left. Three-point vanishing perspective will also be covered.
Start your career in Graphic Design with the WonderHowTo's Beginners’s Guide to Photoshop Course