iPhone Presence detection says I am home with I am not

i Have one iPhone. I also use an iPad Mini. Recently my SmartThings app is sending me alerts that that I arrived at home, when I have not, I am at work! Any ideas how to fix this? I checked my iPhone presence perimeter and it is correct.

First off, welcome to the community, @rafacq

There are many posts about presence detect and how to make it more accurate with phones. There are also a few knowledge base articles put together by the SmartThings support team. Here are a few pertinent ones:

and

Being logged into SmartThings on multiple devices can lead to some irregularities with regards to notifications.

As a last resort you can always chat (from inside the mobile app or on the support site with or email (support@smartthings.com) our support team as they may have other insights and tips to try.