What does it mean by "engage with your customers and non-customers"?
1. Understand
Gather information
Interviews with workers
Engage with customers and non-customers

does it mean build a good relationship with them?

Question

What does it mean by "engage with your customers and non-customers"?
1. Understand
Gather information 
Interviews with workers
Engage with customers and non-customers

does it mean build a good relationship with them?

Answer

Yes, it does mean build a good relationship with them, or connect with them. Bob

Answer

Yes, engaging means you communicate, have some sorts of interactions with them in order to have/maintain a good relationship or simply serving the (non)costumers