[4] Minogue dedicated the song to fans, and referred to the track as a "love letter" on social media website Twitter.
In an interview with Billboard, Minogue described these three songs as making the "homestretch easier", referring to finding creative direction during the process of creating Golden.
"Music's Too Sad Without You" remained the album's final single in the majority of markets, however in November 2018 it was announced that "Sincerely Yours" would impact contemporary hit radio in Australia and New Zealand.
[7][8] According to the Official Charts Company in April 2019, "Sincerely Yours" is Minogue's sixth most popular song not to be released as a single in the United Kingdom.
Tim Sendra of website AllMusic compares the track to the music of Canadian duo Tegan and Sara, due to the "flimsy" vocals.
Cinquemani additionally suggests that the track could be interpreted as addressing fan's wishes for Minogue to return to dance-pop styles of music.