Be interested in the people you talk with

What are they doing in their life

What have they done

What are their hobbies

What do they want

Have a smile on your face

Listen well and process before answering think about their interest

Remember and use their name

Highlight what they like find what unites them withyou. / find your similarities

Signal that you like them clearly !

People like people that like them

Show it to them

Be the real deal and authentic