Delta Company produces a single product. The cost of producing and selling a single unit of this product at the company's normal activity level of $86,400$ units per year is:

The normal selling price is $$19\mathrm{.}00$ per unit. The company's capacity is $99,600$ units per year. An order has been received from a mail$-$order house for $1,100$ units at a special price of $$16\mathrm{.}00$ per unit. This order would not affect regular sales or total fixed costs.

Required $1$:

$1.$What is the financial advantage $($disadvantage$)$ of accepting the special order?

Financial advantage$/$Financial disadvantage: $\_\_\_\_\_\_\_\_.$

Required $2$:

$2.$As a separate matter from the special order, assume the company's inventory includes $1,000$ units that are inferior quality. The units must be sold through regular channels at a reduced price. The company does not expect the selling of these inferior units to affect regular sales. What unit cost is relevant for establishing a minimum selling price for the inferior units?

Note: Round your answer to $2$ decimal places.

Relevant cost per unit: $\_\_\_\_\_\_\_\_.$

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