Abstract: Methods, systems, and devices, including computer program products, for custom fitting services are disclosed. Relevant expert rules for product selection and fit are applied to a customer's unique physical characteristics as well as skill level in an applicable sport. A disclosed custom fitting tool is operable to show manufacturer photos or video assets of one or more products while a customer is trying on or comparing products in a retail store. Custom e-mail or text messages may be sent directly from the tool itself. The tool may also advantageously include a strike rate process, a personalized smart product recommendations process, and a codification process. The disclosed inventions advantageously increase sales, increase customer satisfaction, increase upsells, allow for more efficient use of a salesperson's and customer's time, and provide for other benefits.

Abstract: The present invention is a floor grinder assembly for grinding a floor. The assembly includes first and second rails configured for being mounted spaced apart from and parallel to one another. A plurality of stands is configured for mounting the first and second rails above the floor. The stands have an adjustable length for adjusting a height position of the first and second rails such that the rails define a plane above the floor. A truss is configured to mount between the rails and to be movable along a length of the rails. A grinding assembly includes a grinding wheel and a motor driving the grinding wheel. The grinding assembly is configured for mounting to the truss and for being movable along a length of the truss.