Here are some helpful keywords when chatting with a hike on SMS.
You will be getting SMS from hike from a different number. Reply to that SMS with any of the following options
*block to block a user.
*unblock to unblock a user.
*block phone# to block a specific phone number
*unblock phone# to unblock a phone number
*blocklist to display a list of users you've blocked
6. To opt-out, give a missed call to +919266630849.