This is an Action, and will require a Trigger for step #1. This guide will handle step #2 of the Zap.
After setting up step #1 of your zap, select Fonn as your app for step #2.
Select "Update Project" as your Action Event.
When selecting a Fonn account, Zapier will ask you for an application token. 
If you are unsure on how to find your token in Fonn, click here.
Which data goes where?
* = Required
Project ID*
The ID of the project group you want to update
Name
The new name of the project
Project number
New project number
Initial cost
New initial cost of the project
Project group ID
New project group ID
External folder ID
New external folder ID
Currency
Select new currency from drop-down menu
Type
Select new project type from drop-down menu
Street address
New street address
City
New city
Post Code
New post code
Country
The new country of the project
State
New state the project is located in
Internal number
The new internal number of the project
Municipality number
New municipality number of the project
Cadastral unit
New cadastral unit of the project
Property unit
The new property unit
Leasehold unit
New leasehold unit
Condominium unit
New condominium unit
Irish National Postcode System Number
New INPSN
External ID
The new external ID
Timezone
New timezone
Culture
Select country/Culture from drop-down menu
Description
New project description
After data has been filled in
You can now perform a test of your Zap. If you prefer not to test your Zap before activation, you can choose to skip test.
Your Zap is now ready for use!