To be sure you receive emails from Dialogos you will want to add the email address to your safe sender list. Depending on what email you use, there are different ways to do this.
One quick way to help in this regard is simply to add the Dialogos Studies email address to your list of contacts, to your address book.
Some email programs use a simple command to accomplish this. Once you have opened an email, you will see something like the following:
For Gmail there are several guides on the internet. For my Gmail account I had to do the following:
For Yahoo and other email accounts you may have to google directions for marking them as safe senders if you email account is not similar to the above.
One such listing of directions can be found at this link, Click Here for additional directions for Yahoo, Outlook and more comments on Gmail.