If it gets too much sun, it may dry out on you and you will need to water it more often. This is determined by the amount of space you have available. The bigger the size of your property, the more compost it will produce, the more bins or piles you will need. Also local city rules will determine what you can do. Another factor is that your compost set up should have easy access to your kitchen, water, and enough space for for storage of materials you will need.
Drainage is important.
It is important that the compost set up be in contact with soil as it will allow microorganisms to enter the compost process as well as allow for proper drainage. The time of year you make compost is important also. If you live in a place that has a heavy winter you should make compost before winter comes, then allow it to sit during the winter time. Protect it from rain by covering it with a tarp. There are two types of microorganisms that work the compost Aerobic microorganisms require open air oxygen rich composting environment Anaerobic microorganisms do not require oxygen.