As you know, useful life on an asset is an estimate (unless you made a mistake saying that for an example a computer should be used say for 25 years, which obviously cannot be true). So it’s an estimate based on the information available at the time you are making it.
Subject to changing condition, changing business and changing technology and innovation, some assets tend to either be in use for a shorter or for a longer period than initially determined. As you no doubt can guess, in such a situation, the useful life, the period you show in your accounting you are going to be using the asset and spread the expenses over, should reflect the actual usage. That is the useful life should respectively either be short or longer than you’ve got it right now. Continue reading