“Can you point me to instructions to import a .des?”

Did you open Help and use it?

List menu > Templates List. Look at the bottom left. Nearly every list has a button at the bottom for what is available here.

“but I have a specific need not available in the templates”

The program […]

Resolution for 'Contractor 170? issue: 'Can I import a Custom Sales Order to the Sample Advanced Inventory File: Contractor 17.0?' available: Yes.

The Contractor 170? issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the Contractor 170? issue yourself by looking for a resolution described in the article. If it is a complex Contractor 170? issue or you are unable to solve the issue, you may contact us by clicking here or by using other Contractor 170? support options.

For more information about resolving issues related to Contractor 170? in Quickbooks/QBO or to get support for the issue 'Can I import a Custom Sales Order to the Sample Advanced Inventory File: Contractor 17.0?', click the link below: