Gary Neville has made his feelings clear that Kobbie Mainoo should have received one important instruction during Manchester United’s Premier League defeat to Fulham last week. Fulham inflicted a major blow to Manchester United’s top-four Premier League ambitions after Marco Silva’s men picked up a 2-1 win at Old Trafford. United had picked up four consecutive Premier League wins before the Red Devils failed to impress against Fulham after putting in a lacklustre performance. Calvin Bassey broke the deadlock in the second half before former United skipper Harry Maguire cancelled out Fulham’s o…