Opmetrix requires credentials from Xero, and Xero also needs to allow incoming connections from Opmetrix to allow for data flow.
Below is the process the client will need to run through in order to setup and provide these details to Opmetrix.
Login to your Xero account (if needed)
You will be asked "Are you developing a Public or Private application?" - Select "Private"
Set the Application name to be "Opmetrix"
Pick the Xero organisation to link to Opmetrix (if you have more than one)
Copy-paste the data in the box below to X509 Public Key Certificate
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
Click the green Save button
After saved, you will then be redirected to "My Applications", from here click into the application just created.
Copy the "Consumer Key" and "Consumer Secret" from Xero and document these.
See also
Xero Integration (this article)
Contact our support team to discuss custom integration options