Final Table Tournament Play and Your Poker Calculator by Marty Smith
... First of all if you are a big stack you are going to be playing a lot more hands than your poker calculator is recommending. This is especially true of you are up against a short stack who is all in and you are last to act. Your poker calculator will say to fold hands like QTs, or AJos, but if your stack is 4 or 5 times bigger than his, this is an automatic call. I would even play more speculative hands in that spot like T9s, and pocket pairs right down to deuces.

Poker Sit and Go Report: The Dynamics of Heads Up Play by Marty Smith
... a pot without going to the river that your position and stack are as much value as your hand itself. This is true for being both the short and big stack in a heads up match because a mistake here will have drastic swing possibilities in the match. For preflop moves though without cards, you really have to have a good read on your competition. If you haven't got holdem indicator yet, the Sklansky Group ratings are just another reason I think it’s the best poker calculator on the market.

When to Ignore Your Poker Calculator by Marty Smith
... I can practically turn my poker calculator off when I find myself in a tournament short-stacked. You are just not going to get pot odds when you need it, but you can’t wait until becoming so short that 3 other players will find it easy to call you. You need to get heads up, hoping to double up. And that means NOT waiting for your software to tell you to do so. Check that hand selection list and go for it! Most players who use online poker calculators are naturally tight strategists.

Texas Holdem Tournament Strategy - Poker Tournament Fundamentals by Rick Braddy
... Bluffing for these pots from proper positions (e.g., acting late with a big bet, acting first with a semi-bluff hand and bigger bet) is a good way to hold your own while everyone else struggles against the blinds. 10. Play the Player – the key to winning in poker is to get other players to make the wrong play, which you then profit from. To do this, knowing your opponents, understanding what kinds of hands they play, whether they’ll fold when bluffed, and knowing when it’s time to lay down ...