First, too many users in SA role is trouble, Also check the Applicable permissions for BUILTIN/Administrators (any admin users on the box have default access to SQLServer as Admin).

I...

Have you tried a export with RESULTS to FILE, then EXECUTE and in the File Open Dialog-> Save as type to ALL Files and in the File Name give "XXX.xls"

Then...

When you Create a Execute SQL Task -> RightClick on the ExecuteSQL Task -> Click on parameters-->SElect Output Parameter TAB and select Type.If Rows are defined in Select Statement in EXECUTE...

Well, that depends on what you want to document. For error or Step Logging you can create a Log File form Package Properties. Or Query system Tables in MSDB(sysdtspackages/sysdtscategories/sysdtspackagelog/sysdtssteplog/sysdtstasklog/) for...

Check this out.

http://support.microsoft.com/?scid=kb%3Ben-us%3B288910&x=15&y=16