billFLO is a cash-flow management tool for small business. billFLO seller API allows Accounting and Invoicing Applications to generate billFLO invoices. Basically, the API accepts XML-formatted data and returns billFLO invoices. The billFLO Invoice is returned in the form of a string in an XML response. The requesting application then provides the billFLO file to the user via email or as a download.
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