CaseFox offers various settings to format PDF invoices according to your needs.  Keep in mind, there is no need to regenerate invoices after making changes to any of these properties.  After making changes to one or more of these properties, you may go back to the invoice list and click on the PDF icon against a desired invoice to download updated invoice.

At present, CaseFox offers following settings (captions are self-explanatory):

Show Trust Funds On Invoice    
Do Not Show Rates Column On Invoice
Do Not Show Staff Column On Invoice
Do Not Show Hour Column On Invoice
Do Not Show Previous Balance On Invoice
Enable Taxable/Non-Taxable Marking On Invoice Items
Show Timekeeper Summary On Invoice
Show Expenses Separately On Invoice
Do Not Show Border Line On Invoice