LazyBill is invoicing software that automates creating invoices, quotes, and order confirmations while ensuring compliance with ZUGFeRD 2.x and EN16931 standards for B2B e-invoicing. Its multi-stage dunning system sends automated payment reminders, and sales tax advance returns can be generated in tax advisor-compatible formats. BMD and DATEV export functions enable seamless accounting integration. AI processes receipts monthly to minimize manual data entry. Financial dashboards track revenue, expenses, and outstanding invoices, while SEPA QR codes simplify payments. The software monitors partial payments and calculates average payment durations. Documents convert between formats with automatic data transfer across quotes, order confirmations, and invoices. Hosted on German servers, the platform is GDPR-compliant, supports GoBD and BAO workflows, handles reverse charge for EU transactions, and accommodates small business exemptions.