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Esri has an entire team to support UN OCHA see the contact list below for direct access to ask about purchasing software, maintenance, training and anything else related to Esri:
Account Manager: Carmelle Terborgh (cterborgh at esri.com) main person to contact if you have questions about purchasing or maintenance of software.
Solutions Engineer: Adam Pfister (apfister at esri.com)
Training Consultant: Andrew Sharer (asharer at esri.com)
Sales Associate: Cody Main (cmain at esri.com)
You can also get support from:
Access and manage your licenses
How To: Recover lost licenses from My Esri (when the computer unaccessible)
How To: Perform online deauthorization of licenses for ArcGIS for Desktop and ArcGIS Engine (when the computer is accessible)
Download software
Check your training records
Log technical support cases
etc
to make sure that you are using all the benefits of your maintenance
Common Problems and Solutions
How To: Recover lost licenses from My Esri (when the computer unaccessible)
How To: Perform online deauthorization of licenses for ArcGIS for Desktop and ArcGIS Engine (when the computer is accessible)
Procure ArcGIS
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To procure an ArcGIS product/service, a country office would typically fill in a requisition form with the help of the local administrative office (see sample form). If unsure of what is needed contact the ESRI focal points (see above) to discuss the office needs.
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Administration of Esri products and services
MyEsri – to access your licenses, download software, check your training records, log technical support cases, etc
Esri Maintenance Program – to make sure that you are using all the benefits of your maintenance
ArcGIS Story Maps – https://storymaps.arcgis.com/en/
ArcGIS Living Atlas - https://www.esri.com/arcgis-blog/arcgis-living-atlas/
ArcGIS Open Data - https://hub.arcgis.com/search
ArcGIS Solutions - http://solutions.arcgis.com/
Training
Many free courses and recorded seminars available https://www.esri.com/training/
The Esri training site has many useful documents: https://www.esri.com/training/catalog/search/ “search on training format = documents”
ArcGIS
ArcGIS Desktop License Levels (Do you need Basic, Standard, or Advance?)
OCHA IM toolbox ArcGIS Online page