Arsenal may well have to take some hits in the upcoming summer transfer window when it comes to offloading players. Arsenal need to make space in their squad this summer in order to accommodate new arrivals. Mikel Arteta will be keen to bolster his squad in a number of key areas. However, funds will be needed to bring these new additions in. A financial data expert has stated that Arsenal will have money to spend this summer, but sporting director Edu will still need to sell well. Arteta is planning an overhaul of his Arsenal squad this summer, with the aim of being able to surpass Manchester …