A small quantity of fields selected, so multiple records fit on one page and two columns.
Many fields selected, so one record per page with a two columns wrap.
Can I change the company name that appears in the report footer?
Yes, the default name is Pre Post Inc. but this can be modified for all reports. Have a look at the tutorial on working with the Record Dumps task.
I would like to email my reports instead of printing. Is this possible?
You can export any reports in Pre Post Office to a number of formats including PDF and HTML. Also you can email directly from within the application. Have a look at Working With Reports.