The terminology E.M.F is the voltage output of a power source e.g a transformer bank, generator. As relates to potential difference it's a linear electrical field strenght between 2 points. E.g the...
On Fantage.com it means Prom Date. Depending on the context, it could mean Personnel Dept., past due, projected date, police department, public domain, etc.
"Full Coverage" usually means you have enough coverage to fix your car and their car regardless of who is at fault.
PI and PD only fixes their car and your injuries.