If you have a premium account, you can use Snov.io Email Finder extension to search within the Sales Nav.
Click the Sales Nav in the upper right corner of the page and type in the keyword in the Search bar. Use the filters on the left to find necessary people.
Click the Snov.io extension icon in the browser. Select necessary people, choose a list of prospects to add them to in the drop-down menu, and click the Find Emails and Save button.
To avoid acting like a bot and getting blocked by the platform, set the time-out minimum and maximum, and click the Find Emails and Save button again:
Click the Snov.io extension icon in your browser, then the Background tasks button. At the bottom of the new window, you will see the search progress.
Once the search is over, people are automatically added to the list of prospects. Go to the prospects list and wait until all the email addresses are found.
When Snov.io finds all the email addresses of your prospects, you can start sending your email drip campaign.