A player can spend real money to purchase something that gives them an advantage in the game.
"Some events pit you against other players and you could buy things that are normally available to help you win."
"the higher tier package gives you more lives, and more advanced specials, which helps you beat other players especially in the races to a set leve;"
"characters that are purchased with premium currency almost always earn 50% more money/exp, and premium decorations/buildings give a small multiplier to all money earned"
"Yes, but its generally additional content as the paid characters besides 1 don't necessarily provide an advantage just more diverse playstyles."
"You can pay real money for better fishing rods and pickaxes which have a better chance at getting “rarer” fish and ores"
"horse type and gear gives you an advantage over other players in the championship races, which have to be purchased with star coins."