Depends on their age. If they're on the downside of their career, I'll wait to rollover. If they're stagnant or still improving, do it after the season because they may refuse to sign after rollover. Yes, I've seen players refuse to sign in season and then sign the following season. And vice versa.
Depends on the world but, in MG, it's
Hardball Dynasty – Fantasy Baseball Sim Games - Player Profile: Angel Hernandez
Dude seems to be made of Teflon because nothing sticks to him. The Repubs can't seem to find a decent candidate to knock him off.
Santorum leans too far to the religious right for my tastes. The breaking point was his declaration that couples need to have more children and he's intention to supply MORE tax credits to those that do. That's goddam retarded.