Germany international Sidney Sam has cast doubt over his future after he rejected the new contract proposed by Bayer Leverkusen.<br /><br />The offensive player, who has contractual obligations with Bayer Leverkusen until June 2015, has a buy-out clause of around 2.45 million euros according to unofficial sources.<br /><br />&ldquo;We made him an offer that was unfortunately below his expectations. <br /><br />&ldquo;We told him that we have a certain limit and don\'t want to go any higher. <br /><br />&ldquo;We have to accept it when he can earn more at another club. He deserves that following his fine performances,&rdquo; general manager Michael Reschke told <i>Express.</i><br /><br />It is assumed Bundesliga rivals Schalke 04 are now runaway favorites for the signature of Sidney Sam.<br /><br />Photo Credit : uefa.com<br />