Michelle Carroll is a coworker of yours and she overheard a conversation at work about changes that her boss wants to make in

Michelle Carroll is a coworker of yours and she overheard a conversation at work about changes that her boss wants to make in accounting for uncollectible accounts receivable. She does not know a lot about accounting and wants to understand about what she overheard.

In an email, she asks you to explain the following:

The three different methods that can be used to account for uncollectible accounts receivable, specifically:
percentage of receivables
percentage of sales
the direct write-off methods
Reply to her email about these differences.