Workshop script

Hello .

I’m own a Workshop for repair cars. What i want from you guys. I want a script with can i manage easily cars that came to my workshop and what i can repair them with my parts.
Here is a mini plan
1. Make a reception form ( Where i complete the form with data OR from DB or i complete manually)
2.add members ( name, adress, telephone, etc)
3.add cars ( Where i can select wich one is the owner (step 2) , carname, vin, etc)
4.make invoice( Where i select car, owner, and What reparations i made ) . Here i can add parts ( wich are Saved in a separate database(no duplicate code)).
5.print invoice and saved in a DB.

So, i need help from you , cause you are a Smart comunity.
I have ideea in PHP language, but i need help or an associate . I will pay him with how much i can...

Pm me FOR other info’s.

LET start working together !!

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I'm quite interested in helping you out with this. I've sent you a PM.