Sforzando - 2011 was released on:
USA: 24 July 2011 (DVD premiere)
Sforzando in music means an accented chord
The main difference between rinforzando and sforzando in music dynamics is that rinforzando means to gradually increase the volume or emphasis, while sforzando means to suddenly and forcefully emphasize a note or chord.
No Second Dates - 2011 TV was released on: USA: 24 August 2011
1st Dates - 2011 was released on: USA: 21 October 2011 (DVD premiere)
sf, or sfz, is short for 'sforzando' which means accented, or forced.
Exhume - 2011 was released on: USA: 2011
Showbiz - 2011 was released on: USA: 2011
GrowthBusters - 2011 was released on: USA: 2011
Quirky - 2011 was released on: USA: 2011
Fitful - 2011 was released on: USA: 2011
Grab - 2011 was released on: USA: 2011
Rancor - 2011 was released on: USA: 2011