<human>:  I would like to purchase a printer - could you help me to decide which model is best for me?
<bot>: The best model for you depends on your specific needs. What type of documents will you be printing? Color or black and white? Will you be needing a large paper tray? Do you need advanced features such as duplex printing? Once you have determined your needs, you can compare different models to find the one that is best suited for you.