Commercial Service Units Dumpster Collection. For Commercial Service Units requesting Acceptable Solid Waste Collection via Dumpster(s), Contractor shall Collect, on a Scheduled Collection Day(s), all Acceptable Solid Waste in Dumpsters per Scheduled Collection Day. Contractor and Customer shall mutually decide upon the number, size, and location of Dumpsters. In addition, Contractor and the Customer shall mutually decide on the frequency of Collection and Scheduled Collection Days.