Change: Two years ago, Ben started drainlaying after completing his apprenticeship. He invoiced $$75,000$ and spent $$15,000$ during his first year of work as a contractor for Waste Away. Benbought his own digger and a new bucket to increase profits. In the second year, he submitted invoices totalling $$125,000$ and paid $$45,000$ in charges. Ben demonstrated innovation by utilising his own equipment to manage his workflow and schedule, make adjustments for bad weather, and communicate directly with clients. His approach to time management allowed him to choose his own schedule. Were we additionally required to clarify limitations here?