# Key poker concepts

Here we delve into various key poker concepts that are often misunderstood by many players

## Elasticity and inelasticity – how to exploit

The elasticity and inelasticity of our opponents, in poker, usually refers to how sensitive our opponent is to our bet sizing when deciding whether to continue in the hand. An elastic opponent will be more sensitive (i.e. they will continue less often to larger bet sizes, and more often to smaller bet sizes), whilst an …

## Blockers & Unblockers – When are they useful?

Blockers & unblockers, in poker, are pocket cards in your hand that change the probability of your opponent(s) holding part(s) of their possible range. Blockers, are pocket cards in your hand that reduce the probability of your opponent(s) holding part(s) of their possible range. For example if you hold the A♠️3♦️ in your hand, and …

## Bayesian probability – Relevance to poker

Bayesian probability involves using new or additional information to update prior probabilities. At poker.betzoo.uk we think a basic understanding of how Bayesian probability works is vital for poker players, which is why we have written this article. The probability of event A, given condition B is: p(A|B) = p(B|A) x p(A) / p(B) Let’s look …

## Random poker decisions – split decisions

Sometimes in poker your strategy will involve doing various things some of the time. How do you make random poker decisions? If you use poker solvers you will notice it usually does not say you should always raise these hands, always call with these hands, and always fold the rest. Instead for any given hand …

## Slow playing & fast playing – how to decide

A player with a strong hand is slow playing, if he doesn’t want to take an aggressive action (e.g. he checks not intending to check-raise, or just calls if bet into) or if he does take an aggressive action it is for a much smaller amount than normal (e.g. he bets a tiny fraction of …

## Poker tells – Can I rely on tells?

Poker tells are behavior, exhibited by players, that give away information about their holding. This behavior could be done voluntarily or involuntarily. There are not many tells you can use versus online players, as you cannot see them. In the live arena there are a whole host of potential tells that you might be able …

## Equity realization (& equity denial)

Outside of poker, to realize an asset means to cash in on its value. Equity realization and equity denial are complementary concepts. You have been denied 100% of your equity if you have been forced to fold before showdown (except in rare cases when your hand was drawing dead, and thus had 0% equity anyway). …

## Range construction – Introduction

What is range construction? Range construction involves dividing all the hands in your range into separate actions. For example, if you are in position to your opponent and you are checked to on the flop, you will have a checking back range, and a betting range. Your betting range will also be further divided into …

## Variance – Why variance in poker is a good thing

Variance, in terms of poker results, is how much the results differ from expected results if the same plays were done over a sufficiently large sample size. Variance can be positive (in your favor), or negative. An example of variance Let us imagine you got 10,000 people to toss a fair coin 10 times each, …

## Poker edges – big sustainable edges

Poker edges are anything a player does well, than their opponents do less well, that give them an advantage. The bigger the advantage, the bigger the edge. Identifying and working on your poker edges is vital if you want to maximize your winnings. In order to be a profitable player, you need more than just …