A White Paper is a detailed document of a crypto project that describes its idea, technology, token economics, and development plan. It is a key source of information for assessing how serious a project is.
"To buy" (bayit) is slang used by traders and investors, derived from the English word buy and meaning to purchase an asset: a cryptocurrency, token, or coin.
A bounty is a marketing campaign run by a crypto project in which participants perform set actions and receive a reward in tokens for doing so. The format was especially widely used during the ICO era.
A buy wall is a large order or cluster of buy orders in the exchange order book. It can hold back a price decline and is often used to influence the behavior and psychology of market participants.
Arbitrage is a strategy based on the price difference of the same asset across different venues. In cryptocurrencies it relies on rate discrepancies between exchanges and requires accounting for fees and risks.