DEFENSE...---:>
PRESSING STYLE---> high
Tackling--->normal
Marking---> Zonal
Offside trap---> always OFF
PRESSING STYLE---> low
Counterattack---> on

but better read some good threads like
http://forum.topeleven.com/tutorials...s-tactics.html
http://forum.topeleven.com/tutorials...ics-guide.html

study, experiment yourself and find your style.
It's much better than asking and everyone gives an opinion from his point of view.