If you dont want to see transporter name and vehicle number in invoice printout in BUSY,you can follow given step:
Step 1:Go to the Administration menu,
Step 2:Click on configuration menu,
Step 3:Click on Invoice/Document Printing,
Step 4:Click standard,
Step 5:Click on sales, then you can click the tab of Optional Feilds/Transport Details Printing,
Step 6:Here you can untick the check box of Transport and vehicle number,save this window.
Now you need to go and check your invoice printout the vehicle number and transporter name will not be shown.