"With Love" received positive reviews from music critics, who called it a reinvention by the singer, and compared it with the works by Kylie Minogue and Gwen Stefani.

[citation needed] Duff made a live performance of "With Love" at the 2007 MuchMusic Video Awards, where she also won the accolade for People's Choice: Favourite International Artist.

"[5] Dance music producers Richard Vission and Dave Audé, Joe Bermudez and Francis Preve, Josh Harris (under his alias "Big Woodie") and Bimbo Jones have each remixed "With Love".

[6] The New York Post wrote of another remix, by Castillo, "Duff finds her dance groove on this terrific sexy slink ... Its layered production makes it the kind of track that gets better with plenty of volume and some room to shimmy-shake.

[9] Speaking with Complex Magazine, Thug said that he had wanted to expand his horizons with his participation in the remix: I was at Play-n-Skillz' crib, listening to beats, smokin'.

[10]"With Love" received a positive review from Chuck Taylor of Billboard, who stated that the song "serves to reinvent the appealing singer as a boogie diva.

"[3] It was also well received by Bill Lamb of About.com, who said "on "With Love", [...] style and elegance combine with an irresistible hook to make a record difficult for pop radio to ignore"; Lamb continued that the single "looks poised to break down the [pop radio] walls" for Duff and reach the top ten, and that "Duff sounds like a Kylie Minogue disciple in the making.

[11] A review for the UK television program Newsround called it a track that "Kylie or Madonna would love to have on their next album" and predicted that it would be a top twenty hit.

[25] Rolston said that he was asked to incorporate an element of intrigue and open-endedness into the commercial that could serve as a cross-reference to other facets of the With Love... Hilary Duff promotional campaign.

[25] Rolston responded by including allusions to films in which "women use hair and makeup and wardrobe to change their identities", citing Vertigo (1958) and La Femme Nikita (1990) in that respect.

[25] He also included a cliffhanger designed to generate discussion among young people—"It gives them something to blog about and be viral about", he said—and adult elements that would help to introduce Duff to an older audience.

The cables holding the elevator car break, causing it to fall down the shaft, and Duff and the man embrace, kissing passionately.

[citation needed] The New York Times cited the song, music video and commercial's cross-promotion of one another as an example of corporate synergy, and Ron Rolleston, Elizabeth Arden's executive vice president for marketing in New York, called it "an interesting evolution in advertising [...] The commercial stands independently, and the music video stands on its own, and they enrich each other.

[25] Entertainment Weekly called the video "femme fatale-ish" and "like Madonna's "Justify My Love" for the TRL crowd—steamy hotel assignations, wigs, etc.

"[30] Sharon Dastur, program director at New York City radio station WHTZ, said that her first reaction to the video was, "'This is exactly the kind of song she should be doing.'