Any cost incurred in the course of running your business is a business expense. Common categories for solopreneurs and SMEs include:
Software and subscriptions — tools, platforms, and services you pay for monthly or annually
Office costs — rent, utilities, internet, and equipment
Travel — transport, accommodation, and related costs for business purposes
Meals and entertainment — client lunches, team meals, and relevant entertainment costs
Marketing — advertising spend, design work, and promotional materials
Professional services — accountant fees, legal costs, and consultant invoices
Salaries and payroll — staff costs logged separately through the Salaries module but reflected in your expense totals
Cost of goods sold — materials, stock, and production costs for product-based businesses