Bluebird Manufacturing has received a special one$-$time order for $15,300$ bird feeders at $$3\mathrm{.}30$ per unit. Bluebird currently produces and sells $75,000$ units at $$7\mathrm{.}30$ each. This level represents $80\%$ of its capacity. Production costs for these units are $$3\mathrm{.}80$ per unit, which includes $$2\mathrm{.}55$ of variable costs and $$1\mathrm{.}55$ of fixed costs. If the special offer is accepted, there will be no incremental fixed cost. If Bluebird accepts this additional business, the effect on income will be: