InfoPath Dev

Hello Everyone, I would like to link a drop down list to an external list on SharePoint then based on the selection it automatically populates other adjacent fields based on the selection i.e if i select a person it automatically fills age, contact. e.t.cThanks in advance.

Hello Everyone,  I have a SharePoint list that I have linked to a repeating table on infopath. I would want to filter what shows on the repeating table based on a given criteria i.e only display data where a given column is equal to a given value. Kindly advise on how i can achieve this. Thanks in advance for your assistance.