Currently, the HttpGet would be downloading the whole file and then another download of the file would occur because of the copyURLToFile. Using HttpHead would only get the headers, which should tell you if the file exists at that URL and get the redirection info.
|Status||Open [ 1 ]||In Progress [ 3 ]|
|Status||In Progress [ 3 ]||In Review [ 10005 ]|
|Resolution||Fixed [ 1 ]|
|Status||In Review [ 10005 ]||Resolved [ 5 ]|