SHAPE and STRUCTURE
It can be moulded into any shape , cylinder, square or rectangular, it can depend upon the space and location .
It should have a wide mouth and a lid . It should not be more than 4 ft tall , since most PKs are not v tall or strong to lift the bag full of leaves .
It should have about 3 to 5 inch feet so that it can be cemented onto the ground , or else it could be stolen
The lid should have a latch and preferably locked Should be coated with epoxy anti rust paint . Otherwise composter will not last .
Should have a compacting rod . Should make signages explaining what it is , and strictly prohibit trashing.