Selhurst Park defender Marc Guehi has become a major focus for Inter Milan, while Bournemouth striker Antoine Semenyo has a secret exit clause, and Chelsea are tracking Portuguese teenager Cardoso Varela.
Serie A contenders Inter Milan have joined the hunt to acquire the services of Crystal Palace defender Marc Guehi, though Liverpool are still the favourites to obtain the 25-year-old England star.
Bournemouth forward Antoine Semenyo does have a release clause in his contract, however the club are maintaining it confidential as they want to hold onto the 25-year Ghana player, who has been linked from Tottenham and Manchester United.
Chelsea and Barcelona are both watching Dinamo Zagreb's 16-year-old Portugal striker Cardoso Varela, bringing to the recruitment rumours surrounding the young prospect.
Brighton are not looking to cash in on Cameroon midfielder Carlos Baleba in January, despite the 21-year-old drawing attention from Manchester United during the previous window.
Manchester United have positioned Crystal Palace and English midfielder Adam Wharton, 21-year-old, above Baleba on their shortlist of recruitment objectives.
Manchester United are considering extending Brazilian star Casemiro's deal beyond this campaign, but provided the 33-year agrees to a salary cut.
Interest in Casemiro has come from Brazilian clubs and Saudi clubs, but Manchester United boss Ruben Amorim could argue for the ex- Real Madrid player to remain.
Barcelona shot-stopper Marc-Andre ter Stegen, 33, has emphasised that he does not intend to depart the team, even with attention from Manchester United and Newcastle United.
Crystal Palace defender Daniel Munoz is wanted by Barcelona, but the Eagles will refuse to let the 29-year-old Colombia player depart in the winter.
Ex- Tottenham football officer Scott Munn's choice to take a role at Serie A side Parma instead of Nottingham Forest is a additional indication that manager Ange Postecoglou is on shaky ground at the club.
Recently appointed Newcastle recruitment chief Ross Wilson will oversee an review into the contract situation of the club's key players, as the club aim to prevent a recurrence of the transfer drama that saw Sweden striker Alexander Isak, 26-year-old, join Liverpool.
Chelsea are not worried over the future of Ecuadorian midfielder Moises Caicedo, 23-year-old, after the very visible axing of his agent.
Caicedo is expected to be rewarded with a new contract by Chelsea to ward off interest from Real Madrid.
Borussia Dortmund are interested in Barcelona's 17-year Spain youngster Guille Fernandez, who has not yet make a first-team appearance with the Spanish side.
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