Accounting feesAdvertisingAmortizationAuto expensesBad debts that you cannot collectBanking feesBoard meetingsBuilding repairs and maintenanceBusiness association membership duesBusiness travelCafeteria health-insurance plan (requires plan)Charitable deductions made for a business purposeCleaning/janitorial servicesCollection ExpensesCommissions to outside partiesComputers and tech suppliesConsulting feesContinuing education for yourself to maintain licensing and improve skillslConventions and trade showsCosts of goods soldCredit card convenience feesDepreciationDining during business travelDiscounts to customersEducation and training for employeesEmployee wagesEntertainment for customers and clientsEquipmentEquipment repairsExhibits for publicityFamily members’ wagesFranchise feesFreight or shipping costsFurniture or fixturesGifts for customers ($25 deduction limit for each)Group insurance (if qualifying)Health insuranceHome officeInterestInternet hosting and servicesInvestment advice and feesLegal feesLicense feesLosses due to theftManagement feesMaterialsMaintenanceMedical expenses (with plan)Mortgage interest on business propertyMovingNewspapers and magazinesOffice supplies and expensesOutside servicesPayroll taxes for employees, including Social Security, Medicare taxes and unemployment taxesParking and tollsPension plansPostagePublicityPrizes for contestsReal estate-related expensesRebates on salesRentResearch and developmentRetirement plansRoyaltiesSafe-deposit boxSafeSoftware and online servicesStorage rentalSubcontractorsTaxesTelephoneUtilitiesWebsite design