You are going to waste a tone of money if you promote them.
I am not saying that you 100% can not make them work, I have in the past but
why would you go to all the work of setting up a campaign to earn $1-$2 a lead,
when you would earn 10 - 20 times that amount for the same work.
Don't be fooled by people telling you to promote them.
I have been in this game since 2008 and made over 40-50k with email submits.
Sad fact is I haven't found an email submit offer worth promoting since about 2010.
True story, the only person who makes money on an Email submit is the advertiser.
check this out:
If you are going to promote them, go ahead, but maybe read this articles first:
Dirty Business Of Email Submits | Affiliate Marketing Forum | AffiliateFix
credit to tac88