The law firm of Bushmaster, Cobra and Asp is considering investing in a complete small business computer system. The initial investment will be $$35,000$ and the hardware, which will be used for $10$ years with a salvage value of $$5,000,$ and software of $$20,000.$ In each of years $3,5,$ and $7,$ $$5,000$ will be spent for additional software. Hardware has a CCR rate $45$ percent and software is class $12(100$ percent$).$ The computer system is expected to provide additional revenue of $$15,000$ per year for the next $10$ years, and to reduce expenses by $$10,000$ per year for the same period. The firm's cost of capital is $12$ percent and its tax rate is $40$ percent. Based on a net present value analysis, should this investment be accepted?