While many people consider the size of a shed first and foremost when purchasing one for the backyard or garden ... the roof. The roof can have a big impact on a shed's functionality and drainage.

The University of Pretoria's groundbreaking project turns ordinary parking lots into sophisticated rainwater harvesting ...

While you're at it, clear out the downspouts with a garden hose. Dirt and silt can stick in the drain openings and clog the downspouts. That's less likely to happen if the roof is clean.