1) not to fade the rally until clear signs are shown.
2) Actively look for indications of pullback not only in price but also it corresponding moves at market internals, currencies and bonds.
In regards of this last task, we found this chart of NYHL which is quite interesting, particularly if next week continues to the down side.
NYHL


Also see here an update of this previous study:
AUD - JPY ratio (not Forex)

As always, close surveillance on USD. If any pullback is to come to stocks markets, it should start at the USD. Here are some signs I have found:

close up view:
