Handling a report using a spreadsheet and selecting more than one class at a time seems essential in your business, @JakeTYondr.
To help you with your goal, I suggest contacting our dedicated support team for Spreadsheet Sync. They possess the requisite tools and knowledge to assist you in effectively managing your data and generating class reports using spreadsheets. To reach them, log in to Spreadsheet Sync, go to the Help section, and choose the Contact Us option.
You can also note the time that our committed Spreadsheet Sync team is accessible from Monday to Friday, 6:00 a.m. to 6:00 p.m. Pacific Time.
On the other hand, you may also import data utilizing a spreadsheet. To know more details about this, I suggest visiting this link for help: Import data using Spreadsheet Sync in QuickBooks Online Advanced or Accountant.
After that, if you still have any other questions, let me know. I'm willing to enlighten you. Keep safe.