Proforma invoice spells out the rights and obligations of the buyer, as well as the seller, and is equivalent to the contract between the two parties. On the other hand, commercial invoice pertains more to taxes and customs clearances. Both invoices have different roles and functions to perform.
1 Small shaving or make-up mirrors start at $4-$30 for basic models but can cost $30-$150 or more depending on the level of magnification and quality of materials plus features such as being fog free (surface treatment or heating element), built-in lighting or an adjustable/extending wall mount.
1 Additional pieces of hardware such as wiring and harnesses may cost extra. 2  These parts should not cost more than $20. 3  If you have the type of backup camera that uses a screen rather than the rearview mirror, there are other features you can purchase. Additional pieces of hardware such as wiring and harnesses may cost extra. 2  These parts should not cost more than $20. 3  If you have the type of backup camera that uses a screen rather than the rearview mirror, there are other features you can purchase.