Job 1 - Executes shellscript on Linux & generates a logfile on successful completion
Job 2 - Looks for existance of this logfile
Job 3 - Executes if logfile exists but should not run if logfile does not exist. Runs on Windows
Job 4 - duplication of 1 but executes different script
Job 5 - Duplication of 2
Job 6 - Duplication of 3