# Important routines

- [Model Maintenance checklist](/a-lab-digital-manual/wip/revit-best-practices/important-routines/model-maintenance-checklist.md): This routine should be executed bi-montly
- [IFC Quality Assurance](/a-lab-digital-manual/wip/revit-best-practices/important-routines/ifc-quality-assurance.md): This routine should be executed before delivering IFC ARK models as underlay
- [More disk space needed](/a-lab-digital-manual/wip/revit-best-practices/important-routines/more-disk-space-needed.md): Disk full / free up space
