Impressionist Paintings have been used in the past by world renowned artists to give form to their imagination on canvas and are used even now by amateur artists and professionals to do the same. Mixing these paints to the right proportions is the key. You will learn it through experience and interest. One advantage can be that the oil paint can take long time to dry fully. This can give you time to try and correct and amend your work of art if you feel the necessity to do so. Another advantage is; the oil paints of different colors mix very well. This can be very useful when the artist visualizes shades unique to his works. It has been found out that oil paints are ideal for portraits. The reason being; the oil paints have a surface tone which is similar to that of human skin. The Landscape Paintings appear life-like and alive. Oil paints, unlike other types of paints dry with the help of chemical reaction which commences once you apply. This accounts for the longer time taken for drying. Experience will help you to perfect these procedures. Oil Paintings can be of thick or thin texture. It is good to try out as they may have their own advantages depending on the painting you are trying to do.