Patterns on the result board attract a lot of chat, and they predict nothing. Live roulette wheels are checked and levelled regularly, and the studios log every spin to detect a biased wheel long before a player could. The hot and cold numbers shown beside the table are a record of the past, and each new spin is independent of it. Betting systems built on that board change the rhythm of a session and leave the house edge untouched.
Live games run without a natural break, and an evening can slip by faster than at slots. Most casinos offer reality checks that pause the game at set intervals and show the time and money spent, along with session and loss limits that apply to live tables as well. Setting them before sitting down works better than deciding in the middle of a hand. The responsible gambling page lists each tool and how quickly it takes effect.
Tips for dealers are placed through a button or a special bet inside the game, never by sending money anywhere else. They are optional and have no effect on the cards or the wheel, since the result is recorded by software the dealer does not control. Some studios pool tips among all dealers on a shift. Offers of help from anyone claiming to be staff, in the chat or by private message, are a common way to draw players into a scam.