Sanchez, Incorporated, is considering a change in its cash$-$only sales policy. The new terms of sale would be net one month. The required return is $1\mathrm{.}3$ percent per month.

Current Policy New Policy

Price per unit $ $600$ $ $600$

Cost per unit $ $390$ $ $390$

Unit sales per month $840875$

Based on the above information, determine the NPV of the new policy.