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Manchester United are making a £60m bid for Tottenham forward Gareth Bale, 24.
Sunderland are considering a move for former Chelsea and Liverpool midfielder Raul Meireles, 30, who is unsettled at Fenerbahce.
Manchester City are bracing themselves for a big bid from Real Madrid for striker Sergio Aguero, 25.
Striker Christian Benteke, 22, is facing showdown talks with Aston Villa manager Paul Lambert after requesting a transfer last week.
Lazio are keen on Sunderland midfielder Sebastian Larsson, 28, who only has a year left on his current deal.
Arsenal and Napoli have been told by Real Madrid that forward Gonzalo Higuain, 25, will cost £37m.
Arsenal manager Arsene Wenger says Manchester United vice-chairman Ed Woodward's exit from their pre-season tour of Australia to accelerate a move for Barcelona midfielder Cesc Fabregas, 26, is a waste of time.
Celta Vigo are in talks to sign Liverpool striker Dani Pacheco, 22.
Verona and Iceland midfielder Emil Hallfredsson, 29, is on Southampton's radar.
Harry Redknapp has missed Queens Park Rangers' pre-season trip to Austria, leaving former England manager Steve McClaren to take charge of training, and could be sidelined for at least another six weeks as he recovers from knee surgery.
Swansea are increasing their bid for Espanyol winger Wakaso, 22, to £4.5m after Russian teams Anzhi Makhachkala and Rubin Kazan joined the race to sign him.
Southampton are considering a bid for 28-year-old Catania striker Gonzalo Bergessio.
Crystal Palace are lining up an £850,000 bid for Croatian midfielder Mislav Orsic, 20, who has scored 22 goals in 90 games for Inter Zapresic.
Former Chelsea midfielder Florent Malouda, 33, has joined Turkish side Trabzonspor.
Everton have reached an agreement with Granada's Guilherme Siqueira, 27, to replace full back Leighton Baines, 28, who is rumoured to be on his way to Old Trafford.
Veteran Colombian defender Mario Yepes, 37, has signed a two-year contract with Atalanta following the expiry of his contract at AC Milan.
French champions Paris St Germain have signed left-back Lucas Digne, 19, from Lille on a five-year deal.
Air Asia tycoon Tony Fernandes flew his Queens Park Rangers players out for their pre-season tour on budget airline Easyjet.
Marseille scored a victory for football after beating rugby union's Toulon 36-35 in a bizarre half-football half-rugby match at the Stade Mayol.