Your first water softener?

A good place to start is with a hardness test kit. They're free at the moment....
https://www.water2buy.com/shop/water-hardness-test-strips-for-water-softener
Questions about install location and parts What is Regeneration? What’s The difference between a timer and a meter water softener? Where can I get video demonstration of an install How much is delivery and returns Is there an install service? customer service? and warranty?