I don’t know is meant by “last year’s customers.”

You have One List.

If you want to know who was charged last time, that would be a Sales Report.

Resolution for '2016 invoices issue: 'Can we used last year’s customer list, edit it, and make it ready for creating April 2016 invoices? An HOA.' available: Yes.

The 2016 invoices 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 2016 invoices issue yourself by looking for a resolution described in the article. If it is a complex 2016 invoices issue or you are unable to solve the issue, you may contact us by clicking here or by using other 2016 invoices support options.

For more information about resolving issues related to 2016 invoices in Quickbooks/QBO or to get support for the issue 'Can we used last year’s customer list, edit it, and make it ready for creating April 2016 invoices? An HOA.', click the link below: