"How Small Businesses Can Use SMS for Customer Support" is a great resource for association managers that might want to investigate this option. 

Today’s consumers also expect companies to offer easy, convenient ways to communicate. Because of the changing world of digital marketing and consumer expectations, companies should use SMS messaging for not just marketing but also customer support.

This concept might be easier to grasp than it is to implement.  However, the article gives several nice tips about implementing SMS text messaging customer support.  Check out the full lineup of tips at  https://www.business2community.com/small-business/how-small-businesses-can-use-sms-for-customer-support-02258822