Following best practices, franchisors must adjust to new accounting rules, which take effect for reporting years beginning January 1, 2019 for most franchisors. Publicly traded franchisors were required to comply for reporting years beginning January 1, 2018.
If you follow best practices as a franchisee, you will never use the computer for personal matters. It is tempting and far more convenient, but extremely dangerous. Most franchise agreements give the franchisor "unfettered" access to your computer and all information on it. If you email your sister complaining about how the franchisor treated you, the franchisor has the right to read it, and you should assume they will.