Take has many shades of meaning. "We take AmEx" means "We accept American Express card if you wish to pay that way." It doesn't mean that if I see an AmEx card

Take has many shades of meaning. "We take AmEx" means "We accept American Express card if you wish to pay that way." It doesn't mean that if I see an AmEx card I grab it. If it helps, feel free to interpret my use of "taking" as short for "taking in", with meaning of "to admit; receive".