Real Madrid will have the first option to buy Tottenham winger Gareth Bale, 23, if Spurs sell the Welsh international.
Inter Milan, Juventus and Paris St Germain will join Manchester City and Liverpool in trying to sign Theo Walcott if the winger, 23, does not sign a new contract at Arsenal.
Didier Drogba's spokeswoman insists the former Chelsea striker, 34, has not been released by Chinese club Shanghai Shenhua after just two-and-a-half months at the club.
Tottenham's transfer business has already caused tensions between new manager Andre Villas-Boas and chairman Daniel Levy.
Spurs missed out on signing Porto midfielder Joao Moutinho, 25, by minutes on Friday despite being granted an extra hour to complete the £24m deal.
Southampton will turn to former manager Harry Redknapp if they decide to replace Nigel Adkins.
Manager Sir Alex Ferguson is adamant that Wayne Rooney, 26, and Robin van Persie, 29, can form a potent partnership at Manchester United.
Manchester City were wary of spending too much in the transfer window because of Uefa's financial fair play rules.
England manager Roy Hodgson insists he will stick with veterans Frank Lampard, Steven Gerrard and John Terry. Lampard, 34, Gerrard, 32, and Terry, 31, will not be discarded as they enter their 30s.
Liverpool midfielder Jonjo Shelvey, 20, whose grandmother is from Edinburgh, has held talks with the SFA about potentially representing Scotland.
Sir Alex Ferguson has warned Wayne Rooney faces a career-long battle against his weight. Ferguson said: "Wayne is stocky, strong and really needs games."