Chelsea manager, Enzo Maresca, has maintained that he won’t allow the club’s bosses to sign any player that would not be useful to him. The Italian said this to assert his involvement in the club’s transfers business this summer. Chelsea are selling off some of their top players this summer and are bringing in some new legs. Some of the Blues’ transfer decisions have been criticised by market experts but the Italian said he is fully involved in such decisions. “How can I accept a player that doesn’t fit into the idea I want to play?” He told the media on Monday night, according to Fabrizio Rom…