E-Mail Problems - Please Help

[irishman12]

ive been having problem with yahoo mail recently -one of my contacts isnt receiving e-mails ive sent but i can receive when she sends to me ,i posted this on yahoo answers and one reply so far -maybe shes lying about not getting them

[Terpe]

ive been having problem with yahoo mail recently -one of my contacts isnt receiving e-mails ive sent but i can receive when she sends to me ,i posted this on yahoo answers and one reply so far -maybe shes lying about not getting them

The difference here is that my 'native' e-mail server is sending and receiving everything but the e-mail client I choose to use on my laptop is not.

I'm looking for a solution, but you're looking for a reason.