Wilbur Corp. uses the allowance method for estimating its uncollectible accounts receivable. On October 25, it specifically wrote off a $14,000 accounts receivable balance from one of its customers. What method does Wilbur Corp. use for estimating its uncollectible accounts receivable?
1) Direct write-off method
2) Percentage of sales method
3) Percentage of receivables method
4) Allowance method
