Final answer:
The button in question appears to be a search function in the CSOKI platform used to query customer records for those who bought devices at a certain location two years prior.
Step-by-step explanation:
The question pertains to the use of a search function within the CSOKI platform, an interface presumably used for customer relationship management. This specific button is likely designed to query customer records based on particular criteria, such as device purchases at a specific store location from two years ago. To perform this action, you would typically enter the search or reporting section of CSOKI, input your criteria, which may include the date of purchase, product details, and the store location, and then execute the search to retrieve the desired customer data.