$+---($D$)---[$Publish $1$st announcement$]---($G$)---[$Send list to Bob and request finalized agenda$]---($H$)$

$//$

$//$

$($Start$)---[$Prepare and send email to Bob$]---($A$)---[$Request tentative agenda for tour$]---($B$)/$

$\backslash \backslash /$

$\backslash \backslash /$

$+---($E$)---[$Set up online registration system$]---($C$)---[$MBA students register online$]---+$

$\backslash$

$\backslash$

$+---($F$)---[$Book transportation$]$