2. Since it is a Greenfield survey, the pool of available surveys will shrink during times where there are not a lot of surveys running if you do 2 a day. Tip: To help alleviate a shrinking pool enlist your husband/significant other to be a daily survey taker. Assign yourself to the Daily Surveys each day and your loved one as the official Your2Cents survey taker using their demographics and email address

I've been taking both DS and SM survey myself. If I assign dh to take the SM surveys, does he need a new email or can he use the email I use to take the DS(same one i use for SR)?