Fluid dispensing apparatus and method

A method of operating a nail polish dispensing apparatus comprising the steps of:

• communicating a plurality of user selection parameters, wherein the user selection parameters comprise product type and product volume;
• receiving a command comprising a product type selection;
• receiving a command comprising a product volume selection;
• calculating whether said product type selection is available in an inventory of product types in a housing of said nail polish dispensing apparatus;
• calculating whether said product volume selection is available based on the inventory of product types in the housing of said nail polish dispensing apparatus;
• responsive to said product type selection being unavailable in said inventory of a plurality of product types, displaying a command indicating a lack of availability;
• responsive to said product volume selection being unavailable based on said inventory of a plurality of product types, displaying a command indicating a lack of availability;
• and
• responsive to said product type and volume selection being available in said inventory of a plurality of product types, dispensing liquids for creating said product into a mixing dish.

A nail polish dispensing system comprising:

• a plurality of incrementally dispensable products housed within a plurality of product cartridges;
• an upper and lower housing, the lower housing for holding said incrementally dispensable products;
• a removably couplable mixing dish for collecting dispensation of said incrementally dispensable products;
• a plurality of engagement racks that are selectively engageable with said plurality of removably couplable product cartridges;
• and
• a central control unit for controlling the dispensing of said incrementally dispensable products into said mixing dish based on a selection made at a user interface, the central control unit performing an iteration to select an incrementally dispensable product based on selected choices from a plurality of user selection parameters and select a product volume based on a selected choice from said user selection parameters.