Client creation
Learn the basics about building a client
9 docs tagged with "guides"
View All TagsE-Invoice management
Verify, download and send your e-invoice
E-Invoice XML customization
Customize additional e-invoice XML fields
Externally generated XML
Can I import my XML as-is using the APIs?
Guides
A collection of the most common use cases
Invoice creation
Learn the basics about building an invoice
Invoice totals calculation
Discover how to calculate the totals
Join & Transform issued documents
Join & Transform documents
Syncronization using Polling
Syncronize your data using Polling