# VNF Onboarding Guidelines This is the main document that collect procedures and best practices to onboard VNFs in OSM. ## Contents The complete onboarding process implies producing a VNF Package that includes all requirements and elements to achieve basic instantiation, service initialization and runtime operations. As such, the document is structured in three parts: 1. Day 0: VNF Instantiation 1. Day 1: VNF Services initialization 1. Day 2: VNF Runtime Operation ## Guidelines for contributors * General OSM documentation guidelines must be followed, as detailed in [this document](https://osm.etsi.org/gitlab/osm-doc/documentation-how-to/blob/master/Workflow%20for%20documentation%20production%20in%20OSM.md#guide-for-contributors) * Every section of this document, under a "H1" tag (single #), is contained in a single file, and formatted following [this document](#)