Please help me with the duluge for this problem:

1. I have 1 form containing all Car information (such as car license plate number, etc) or Car Info Form

2. 1 have 1 form for Car maintenance form with subform of spareparts usage form.

3. In the Car maintenance form, i have a drop down lookup to Car License plate on Car Info Form

4. When i fill in the subform for sparepart use, i want the Car licence plate field on the subform to be filled with the chosen car from the main form.

Please help how to do this.

Thank you,

Michael