Consumer Testing: At this stage, you Get comments from serious consumers. This is when interactive prototypes shine. You may notice how end users interact with the item and determine locations for advancement. Optimizely is yet another great experimentation platform which allows for prototype testing. Boasting tools just like a/B testing https://jeffreyfype209865.blogsvirals.com/27729091/a-simple-key-for-build-a-prototype-unveiled