When it is about modification of products we are talking about variants of products. Modifications of products happen when there is a demand for the product and buyer want modifications for it and retaining the name of the product or for other purposes.
Methods for modifications are:
1. Adding newer components to the products.2. Increase the specifications of products.
3. Choose other brands for its materials.
4. Change the materials.
5. Change the style of the product.
7. Completely change the product.