One Vision Housing has sacked four members of staff, including a director, over allegations of credit card misuse.The Liverpool-based housing provider took the action after a lengthy investigation.Paul Broadbent (pictured) was director of One Vision's in-house repairs subsidiary. The four workers have 10 days to appeal, after which time details of the investigation may be passed to the police, who have so far been uninvolved.In a statement, One Vision said: "We can confirm that four members of staff h...