A stapler that requires exertion of less effort comprising a body, an electric motor, a power supply, a power supply switch, a motion transmission mechanism having a gear cluster driven by the electric motor, a staple driving mechanism having a driving blade and a staple magazine driven by the motion transmission mechanism. The investment company approves a counterparty that wants to acquire asset exposure by means of a total return swap and the credit terms for the counterparty, including a derivatives position limit. Next, a median filter replaces the degree of picture quality degradation for the each block with a median of the degrees of picture quality degradation among the neighboring blocks of the each block. The support is adapted to be fitted into a bicycle. Other embodiments relate to associated apparatus, communication systems, network elements and computer program products.