Yes, Mono theme is built in shopify latest version (2.0). so you don't need to worry about the migration your store. Theme is easy to setup with one click.

Mainly, this theme is focused Fashion industry. but this theme can compitable with jewellry industry, Bags, Shoes / Footwear store, etc.

This theme has many e-commerce functionality so this can be easily compitable with the small, medium and large scale businesses.

Yes, as Mono theme has cover most of e-commerce functionality so that merchant can use it easily by just installing theme.

Yes! Mono theme has gift card functionality, cart drawer and sticky cart as well. This has others functionality also that required for any e-commerce store.