P$1-4$C$.$ You have just been hired to prepare, if possible, an income statement for the year ended December $31,20$XX$,$ for Roger$$s Window Washing Company. The problem is that Roger kept only the following records shown $($on the back of a piece of cardboard$).$ Use Problem $1-4$C Worksheet to do this.

$$ Assume that Roger$$s Window Washing Company records all revenues when earned and all expenses when incurred.

$$ You feel that it is part of your job to tell Roger how to organize his records better. What would you tell him?