Yes, you can.

If you move the from staging site to live site, all your new new orders will be lost on live site. But we have provided you the option with selective merge....

Yes, you can. Staging and Merging processes happen on BlogVault servers.

Yes, you can. Please see How do I check the differences between staged site and my actual site before merging?

Yes, you can push only specific database tables and exclude WooCommerce tables to make sure that WooCommerce transactions are not overwritten. Your actual s...

After you are satisfied with your staging site, you can push the changes you like, onto your actual live site, directly.

Merging helps you compare your development site to the production site, merge the two sites selectively, and resolve all differences in content or updates.