full loads.
be careful not to overload the washer. your clothes may not get fully clean and may need to be washed again. this is a waste of energy, water and time. many washing machines have settings for smaller loads that save energy and water.
be sure to clean the lint from the dryer's filter after every load. the efficiency of the dryer goes down when lint collects over the dryer filter.
group similar types of fabrics together before drying them. for example, put towels together in one load. a lower dryer temperature may be used for certain clothes. see the owner's manual from the dryer for more information.
read this section if you 