When Kathleen heard this, she could not help but burst out in laughter.

She really did not expect that Charlie’s means of making money would actually be so unstoppable.

A simple treadmill from even the top brands would only cost a few thousand US dollars, and even the most expensive one would cost a mere ten thousand US dollars. However, Charlie would charge almost one hundred thousand US dollars to provide a treadmill for a few days of use, and this could really be said to be really extremely