code: private Map<String, String> getEmails(Map<String, String> emails) {
  
  		if (emails == null || emails.size() == 0) {
  			return null;
  		}
  
  		Map<String, String> out = new HashMap<>();
  
  		for (String email : emails.keySet()) {
  			if (excluded(email)) {
  				continue;
  			}
  
  			out.put(email, emails.get(email));
  		}
  
  		return out;
  	}
docs: Filters out excluded emails if any
  
  @param emails        to be inspeced
  @return map without excluded emails