Which romance books are spice level 0?

smutrecs.com has rated 5 romance books at spice level 0 of 5, including Assistant to the Villain (0/5), The Rosie Project (about 0/5) and Cottage by the Sea (about 0–1/5). Level 0 (None) means no sex on the page; kissing at most. Of these, 1 is rated 0/5, 1 is estimated at about 0/5 and 3 are rated as a range that includes 0, such as about 0–1, and listed under both levels.

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  Assistant to the Villain by Hannah Nicole Maehrer spice 0/5
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  The Rosie Project by Graeme Simsion spice about 0/5
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  Cottage by the Sea by Debbie Macomber spice about 0–1/5
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  Evvie Drake Starts Over by Linda Holmes spice about 0–1/5
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  The Price of Salt by Patricia Highsmith spice about 0–1/5

Each book page lists the sources behind its ratings. Ratings marked "about" are estimates. How we rate