After making a fortune and then losing it mining Bitcoin, you recognize that block chain is an important technology, but crypto currencies are not the best application of it. You decide to create an instant messaging application similar to Slack. Your application will use block chain to fragment sensitive attachments so that they are easier to protect because all of the data is never resident in one place. You believe that your software will prevent data leakage and be very valuable to large organizations but that individual consumers wanting extra security will also value the product.

1. Please discuss two possible pricing models for your new software application.

2. Discuss why you feel these models are appropriate and list three potential disadvantages of each model and strategies for mitigating the disadvantages.