The Messenger of Allah (may Allah's peace and blessings be upon him) forbade Munābadhah, which is when a man throws a garment to another thus selling it to him before the buyer unfolds it or examines it. He also forbade Mulāmasah, which is when a man touches a garment [thus buying it] without examining it The Messenger of Allah (may Allah's peace and blessings be upon him) forbade the sale of fruits until they are ripe. They said: What is meant by ripe? He said: When they become red. He added: What if Allah prevents the fruits, how could one of you consider his brother's money lawful for himself? The Messenger of Allah (may Allah's peace and blessings be upon him) prohibited the selling of a fruit until it is evidently ripe. He forbade both the buyer and the seller The Messenger of Allah (may Allah's peace and blessings be upon him) forbade the town-dweller to sell (merchandise) on behalf of a Bedouin The Messenger of Allah (may Allah's peace and blessings be upon him) forbade riders being met on their way, and a townsman selling for a man from the desert the Messenger of Allah (may Allah's peace and blessings be upon him) forbade the Muzābanah sale: that is to sell fruits in one's garden, if it is palm trees, for dates by dry measure; and if it is a vineyard, to sell for raisins by dry measure; and if it is any crop to sell for a dry measure of its food. He forbade all such transactions The Messenger of Allah (may Allah's peace and blessings be upon him) forbade the transaction called Habal al-Habalah The Prophet (may Allah's peace and blessings be upon him) forbade the sales called Mukhābarah, Muhāqalah, Muzābanah and the selling of fruits until they are fit for eating. He also forbade the selling of fruits but for money, except in the case of ‘Araya The Prophet (may Allah's peace and blessings be upon him) prohibited the selling and gifting of Walā' Do not go out to meet the riders (in a trade caravan), do not urge buyers to cancel a sale transaction to make a new one with you, do not bid against each other (to fool another bidder), a townsman must not buy on behalf of a Bedouin, and do not tie up the udders of camels and sheep