While teams may be looking to bring players in or move players out depending on their situation, January also signals a time when there can be a look to the future and to those players whose deals expire at the end of the campaign.
Clubs are free to open discussions with individuals who are into the final six months of their contract. Looking around the Scottish Premiership there are a host of key players who will likely attract plenty of attention. Due to the financial climate of Scottish football their current side may not be in a position to offer a new deal yet, while other clubs could see an opportunity to get some talented stars in on a free.
Scroll down and click through for some of the most interesting Premiership players whose deals expire at the end of the season.
9. Hakeem Odoffin - Hamilton Accies
The centre-back has, like most of Accies squad, disappointed in recent weeks but earlier in the season was a key player when the team went on their best run. He is a danger in the opposition box at set pieces. Photo: Ross MacDonald - SNS Group
10. Liam Smith - Dundee United
The former Hearts full-back dropped to the Championship where he became one of the league’s most reliable defenders and deserved another shot at the top flight with United. Photo: Ross MacDonald - SNS Group
11. Greg Stewart - Rangers
The forward is too good not to be playing. He showed at Kilmarnock and Dundee the attacking qualities he can add to a team. Photo: Rico Brouwer - SNS Group
12. Allan Campbell - Motherwell
A raft of clubs would likely love to add the midfield powerhouse to their squad. A fantastic attitude, incredible commitment and an abundance of quality with and without the ball. Photo: Craig Williamson - SNS Group