Start with an inspection as this will put you in a better position to attain the best results from your fencing. Check for loose fittings, damaged areas, or even rust. Cleaning your fence with mild soap and water will assist with dirt build up and corrosion. Applying an additional protective coat on the fence will provide more cover against the elements. Any minor repairs to the fence, should be fixed as soon as possible to help extend the lifespan of your fence. This way the cost and time of doing frequent repairs can be avoided.