In no limit holdem the expected gain in any gaming situation is primarily dependent upon the aggressiveness of the players at the table.  Tight passive players never cause a juicy looking pot with all their check raise approaches, but in cases where the table will be occupied by tight aggressive players then you can expect to have a good pot based on how the no limit holdem table culminates with pressured approaches in the playing.

In no limit holdem the expected gain value is also based on the kind of strategy that you are expected to be using by adopting a stated course.  The expected gain value in implied odds is a sum of the results that you might get with your strategy minus the money that you might loose in the form of folding by the kind of strategy that your opponent makes based on their playing style and intelligent strategic playing.

Your net profit in no limit holdem can be estimated by the formula:-

Net profit = (Money you can likely win) – (profit that you can likely loose by folded best + money you invested).

In restricted conditions of considering your opponent folding to your intelligent tricks and based on the player psychology at the table this is the profit estimating idea for any no limit holdem or holdem game.  The time when you are venturing to see that your calculation is most of the time accurate or near to accurate in no limit holdem it means that your reading abilities have evolved to be good.

In some cases the weakness of the opponent player is likely to boost up your profit in no limit holdem more than what you did expect.  Estimates are usually approximate values and the result can be either more or less at times.  A brilliant expected gain estimate should be near accurate most of the time.

Sometimes the expected gain value can greatly fluctuate by hilarious bluffing.  Your expected gain value can be nullified to zero value play in no limit holdem when you might meet up with a total loss.  The expected gain value can more often than not be confused more than an average number of times by such bluff interferences eventually nullifying your estimates. However, this does not mean that you should stop making your expected gain calculations; rather you have to make it, modify it per every situation.  Expectation is the fuel to no limit holdem.  Estimate your gains by modifying them per bluff situations too!