When exporting an invoice from Connectwise into MYOB and the Customer Card gets exported into MYOB for the first time, the billing address ("Bill To") gets exported empty even when the company has an address in Connectwise. If the card already exists in MYOB and it has an address, then this address gets wiped out.
It was found that the Connectwise API (Accounting API) will return an empty address for any company set up as a Prospect. Example:
Change the type into something other than a Prospect, e.g. a Customer, Vendor, etc. Example: