Entrepreneur with SZM, local transport approx. 7,500 Euro monthly turnover

Hello people ! Write my first article in this forum. Be in front of me to buy an SZM. ” Axle, 16000 Kg total weight, air suspension bla bla bla. Price for a DB from year 2004 by 38,000 Euro plus fairy tale tax. For a larger entrepreneur ( 65 Fzge., since 1932 on the market ) should drive in local transport or also sometimes NL, Belgium. I get a trailer. KM in the month it is about 7.000. I calculate real: turnover without VAT approx. 8,500 Euro. Had a 3-axis years ago. r as a tipper in use ( for 8 years ). He got me out of my mind. Then stopped. Question to experts : Does the above mentioned turnover ? Should well, or ?? your opinion . Thanks almg-1