Providing temporary use of on-line non-downloadable software for providing e-commerce stores that enable customers to create, send, and share product wishlists, gift hints, and product recommendations via email, SMS, and social platforms; Providing temporary use of on-line non-downloadable software for facilitating social sharing of products, gift registries, and purchase intent signals; Providing temporary use of on-line non-downloadable software for integrating wishlist and gifting functionality into online storefronts; Providing temporary use of on-line non-downloadable software for collecting and transmitting customer preferences and product interest data for merchants