WooCommerce Advanced Product Quantities free WordPress plugin

With WooCommerce Advanced Product Quantities you can easily create rules that restrict the amount of products a user can buy at once. Set Minimum, Maximum and Step values for any product type and must be valid before a customer can proceed to checkout. New Features Added Custom Quantity Message Option Added Out of Stock Min/Max Added Role Support, create rules based on user roles. Improved performance / cacheing Improved admin interface Allows rules to have a minimum of 0 Features: Get started in minutes Set a Minimum product quantity requirement Set a Maximum product quantity requirement Sell products by a desired increment ie. by two’s or the dozen Create product category based rules WooCommerce Validation rules tells users what rules they’ve broken directly on the cart or product page Set rule priority to layer multiple rules on top of each other Add your rule based input boxes to products thumbnails using WooCommerce Thumbnail Input Quantities Easily override rules on a per-product basis Integrates with WooCommerce’s Product CSV Import Suite See which rule is being applied to an individual product on your edit product page Now fully supports ALL PRODUCT TYPES, simple, variable, grouped and affiliate Create Site Wide rules that apply to every product unless overwritten on a per-product basis Create rules by Product Tags (opposed to just categories) Woocommerce +2.0 compatible Plugin’s Official Documentation and Support Page