1. The wheel is unbalanced.
Of course there always exists a chance that the wheel is not balanced well. That’s why there are unfair gamblers who use it if they notice that the wheel is unbalanced. The truth is the unbalanced roulette wheel no longer exists. The story of Jaggers is well-known among casinos, that’s why they examine the wheels all the time. The casino staff examine the wheel every time before gamblers begin to play. If the casinos discover an unbalanced wheel, they immediately recalibrate it.
2. Most gamblers believe that with every new spin the chances of the ball landing in the number that has not been hit yet become much higher.
This is absolutely false. Every number has the same chance of hitting-38:1. If the ball hasn’t landed in this very number for a long period of time it doesn’t mean that it is more likely to do it in a short while. Roulette is a pure game of chance. With every spin the chances of hitting any number are 38:1.

Internet Roulette Web

- Roulette is a very easy to learn and really exciting game. Roulette was developed around the turn of the century and is one of the most popular gambling games in the world. Also, understand that your odds are the same on every spin. Roulette players can bet on one, two, three, four or six numbers; or they can choose to bet red or black; high or low; odd or even. - The term "Roulette" is derived from a French word meaning small wheel. The Roulette wheel has numbered pockets ranging from 00 to 36. - Roulette is a game of chance and consists of a Roulette wheel and table. The sections are numbered from 1 to 36, (half red and half black, half odd and half even) plus a green section marked 0. When the ball on the wheel comes to rest position after spinning the wheel the number and colour are read. After all bets are placed, the croupier spins the wheel in one direction and tosses the small ball in the opposite direction. The roulette wheel consists of slots or “pockets” numbered from 1 to 36, which are either red or black. Roulette is a game of chance, and there is no way of cheating at roulette to increase the odds in your favour. Most roulette wheels have a 0 and a 00, and have a 5.3% house edge. You may place roulette bets on the spin until the Dealer announces "No more bets". Roulette was developed around the turn of the century and is one of the most popular gambling games in the world. Playing roulette you should give some indication to the dealer as to what value of chip denomination you prefer to be provided with. The green slots (zero) in roulette are where casinos make their money. The Roulette wheel that is mounted horizontally on the end of the table. The marked area of Roulette is called the game layout, and you may place bets on any particular number, any 4 adjacent numbers, a column or a dozen bet. " You may then place bets on the next spin until the Dealer announces "No more bets". Wait til the dealer says "place your bets" before putting any chips down for the next round. Roulette is a unique table game as it has a mechanical device as the main element of the game. The Roulette wheel that is mounted horizontally on the end of the table. Roulette is a banking game: all bets are placed against the house. The European wheel has a lower house edge (2.63%) because it has only 37 slots instead of 38 (no 00) Every roulette player has different colored chips for easier identifying. After all payoffs have been made, the Dealer will announce "Place your bets". American and European roulettes have a wheel that is divided into numerous slots. You should remember to exchange the colored non-value Roulette chips for valued gaming chips prior to leaving a particular Roulette table. The wheel consists 38 compartments with numbers from 1 to 36, which are colored black and red, and two green compartments with 0 and 00. When the roulette ball comes to rest in one of the slots, the dealer will call out the winning number and settle all bets. - What would a casino be without a roulette wheel? Due to its variety of combinations and bets it might seem difficult to understand. Each roulette player is assigned different color of chip, allowing the dealer differentiate bets and match them to the right players. After the wheel stops the dealer will then mark the winning number on the betting area and the bets are paid accordingly. Once the ball has found its slot, the dealer will call out the winning number and place a marker on that number's spot on the layout. The payoff odds for all bets are less than the odds of winning. If you really want to use a betting system, check out some more conservative systems.