Since today is Valentine’s Day, there is a lot of one day bargains going on. 

Allromance offers a 50% rebate on all eligible books.
Samhain offers a 30%  off coupon code. 

Feral Magic by Robin D Owens are discounted to 0.99 at Amazon and BN. Today only.. 
Hotter than hot by Tina Leonard is a free pre-order from Samhain.
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Freepartay offers free books from a lot of authors, among them Stephanie Bond.

They don’t advertise it on their webpage, but Carina Press have discounted a lot of their erotic romances.