2 pt. perspective for Drawing 1

Drawing a cube in 2 point perspective

Drawing a cube above or below the horizon line in 2 point perspective

Using a grid for quick and easy perspective drawing

Some tips about ellipses(circles in perspective)

using blocks to create ellipses

Some samples of perspective drawings:

1 pt. Perspective 

Using blocks to build basic shapes, refining shapes with more detail

2 pt. perspective grid sketch

Finished drawing after building basic shapes in perspective:

Using 2 and 3 point perspective grids to sketch more organic shapes (people) but still using blocks and simple shapes

refined drawing based on sketch5 above

2 point perspective grid drawing focussed on architecture of building and placement of people in the environment 

finished drawing based on above sketch