To be deductible, a business expense must be both ordinary and necessary. An ordinary expense is one that is common and accepted in your trade or business. A necessary expense is one that is helpful and appropriate for your trade or business. An expense does not have to be indispensable to be considered necessary. It is important to separate business expenses from the following expenses:
A duple meter metronome that is useful for 2/4, 2/8, 2/2 (cut time), and 6/8 when it has two beats per measure.
One meter of length converted to nanometer equals to 1,000,000,000.00 nm. How many nanometers of length are in 1 meter? The answer is: The change of 1 m ( meter ) unit of length measure equals = to 1,000,000,000.00 nm ( nanometer ) as the equivalent measure for the same length type. In principle with any measuring task, switched on professional people always ensure, and their success depends on, they get the most precise conversion results everywhere and every-time.