Can I get an excel spreadsheet for just certain criteria?

3.  Can I still get an excel spreadsheet for just certain criteria?

Inside of this guide you can find how to create Excel report: 

https://www.jotform.com/help/101-How-to-Create-an-Excel-Report 

You can choose what fields are to be included in the report.

You can also export form data to Excel from submission page of your form. 

https://www.jotform.com/help/44-How-to-Export-Form-Data-to-Excel 

On submission page you can click on Properties option and uncheck field that you do not want to be included inside of your Excel File. 

Please note that if you uncheck some fields this will be applied to PDF reports, such as PDF report that is attached inside of email Notification. 

You can also integrate your form with Google Spreadsheet:

https://www.jotform.com/help/228-How-to-Integrate-Form-with-Google-Spreadsheet 

Hope this will help. Let us know if you need further assistance.