IFTTT stands for "If this, then that". It is a free web-based service to create chains of simple actions, called applets. There is a series of applets that works with NASH smart devices (Look for anything that works with Smart Life).
A handy beginner's guide to IFTTT:
https://lifehacker.com/the-beginners-guide-to-ifttt-1819624556
NASH top applet picks we can recommend:
https://ifttt.com/applets/V5WLFAtz-trigger-smart-life-scene-when-you-arrive-home?term=smart%20life
Here is a full list:
https://ifttt.com/search/query/smart%20life
*Keep in mind that these applets are made by other IFTTT users, so expect a few bumps as far from all of these have been thoroughly tested.
Enjoy!