Charlton owner Thomas Sandgaard explains why recruitment was slow to get under way last summer and why it may not be plain sailing this time: https://londonnewsonline.co.uk/charlton-athletic-owner-sandgaard-on-reason-they-cant-always-be-in-control-of-transfer-signings/
His many critics may see this as getting his excuses in early, but fans are often very impatient, although it is important to involve new signings in as much of the pre-season as possible. Last year one problem was that we targeted players who could get into the Championship or sign for a clear promotion prospect like Wigan.
As I have said before, without going all Acworth, sometimes there is hidden talent lower down the leagues, including the non-league system. It can be relatively cheap and Accrington have done well with Colby Bishop.