Besiktas have reportedly been surprised by just how insistent Spurs are towards signing centre-back Dusko Tosic.
Arouna Kone left Everton in the summer after his contract expired at Goodison Park.
Arsenal want Besiktas midfielder Ozughan Ozyakup back at The Emirates but Premier League rivals Everton appear willing to stand in their way.
Galatasaray beat Newcastle United to Badou N'Diaye in the summer but the Premier League giants aren't willing to accept defeat just yet.
Dusko Tosic has won successive Super Lig titles with Besiktas - but does not seem like a particularly inspired addition to Spurs' squad.
Dusko Tosic played a combined five league games at Portsmouth and QPR - and has been linked with Spurs at the age of 33.
Baggies boss Tony Pulis is understood to be keen on bringing Turkish international Okay Yokuslu to West Brom in January.
Sunderland rejected Tolgay Arslan in the summer but he is the subject of English interest again with Spurs reportedly keen.
Besiktas' prolific striker Cenk Tosun is on the radar of Newcastle United, Crystal Palace and Everton.
Cenk Tosun was scouted by Newcastle United and Crystal Palace in the Champions League on Wednesday- but he wasn't the only player to impress.
The former Netherlands star is a legend for both Liverpool and Fenerbahce, and was happy to welcome the ex Arsenal and Manchester United striker to his old club.
Manchester United boss David Moyes is reportedly lining up a move or Turkish international goalkeeper Onur Kivrak, who currently plays for Trabzonspor.