Update Sales Order field by associated Contact's field value

1. We assume that you have a Email field in both 'Sales Orders' and 'Contacts' module

We've given the steps to update Sales Order field by associated Contact's field value

1.1 Tap on Settings icon

1.2 Tap on "Workflow Rules" under AUTOMATION 

1.3 Tap on "Create Rule"

1.4 Fill all mandatory  fields as mentioned in the image and tap on Next

1.5 Choose "On a record action"

1.6 Choose the following  as mentioned in the image and tap on Next

1.7 Choose 'All Sales Orders' and tap on Next

1.8 Choose "Function" for Instant Actions 

1.9 Tap on "New Function"

1.10 Choose "Write your own"

1.11 Give Function Name as mentioned in the image

1.12 Tap on "Edit Arguments"

1.13 Choose Param value as mentioned in the image and tap on Save

1.14 Copy  and paste the below Code Snippet and tap on Save

1.15 Tap on "Save"

Copy Email From Zoho Contacts to Zoho Sales Order | Link