 Complete the following phrase:  Foster began his professional career in 2001 with Stoke City, having joined from Racing Club Warwick. However, he never made an appearance for Stoke, and spent time on loan with Bristol City, Tiverton Town, Stafford Rangers, Kidderminster Harriers and Wrexham. He switched permanently to Manchester United in July 2005, but again struggled to break into the first team, and he spent two successive seasons on loan to Watford from August 2005 until the end of the 200607 season. Having played just 23 times for Manchester United although he also played in the League Cup-winning teams of 2009 and 