Every time I click on an item in my inbox, you move away from it
I think you need to have your folks actually try using your e-mail. Am tired of trying to select items, then I cannot even see what I selected, since obviously know better as to what I am thinking. I am seriously looking for a new email service, since yours basically ****
1st
ranked

Please try some basic troubleshooting by following the steps in this help article: https://help.yahoo.com/kb/SLN2891.html