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Rules and fees
Read minimum amounts, quantity increments and fee details without confusing one requirement with another.
3 articles
Binance says your Spot order is too small: what to check
Learn which Binance Spot quantity and notional rules can reject a small order, how to read their units, and what to check before trying again.
Why Binance rejects a quantity: step size is not decimal precision
Understand Binance Spot minQty, maxQty, and stepSize as a quantity grid, with a simple way to check values without confusing precision and increments.
Why can a Binance limit order be charged as a taker?
A limit price controls execution price, not maker status. Learn how an order can take liquidity, rest on the book, and produce different fill roles.