Stevenage picked up just their second away win of the season with a 2-0 win at Dagenham.
The visitors came close to taking the lead inside the opening minute, but Ryan Brunt headed David McAllister's cross just wide.
Luke Howell responded for the hosts, though, and tested Chris Day at his near post after nine minutes.
Boro continued to press and Brunt hit the crossbar in the 24th minute when he could only divert Parrett's ball into the box onto the bar from close range.
Parrett then had a terrific effort...