It’s the only way to get them inline — Take away their committee assignments. Then make them sit in the back. Then no RNC money or support. Purify.
There needs be a price.
Bush helped Spector, Toomey would have been much better.
The problems with Senators is that they are usually filthy rich even before entering office. If they come in with modest means they're usually filthy rich by the end of their first term.
You can't threaten Arlen Spector. What does he care, he's been in the Senate for how long plus he has questionable health.
Snowe and Collins have been around long enough to move to the French countryside if they get tossed out of office. What do they care?