B. Quintanilla kept his role as the singer's producer and, in collaboration with Selena y Los Dinos members Pete Astudillo and Ricky Vela, composed tracks for the album.

The assemblage of tracks featured on the album encompassed lyrics inspired by a myriad of personal experiences and tribulations, delving into themes such as unrequited love, teen romance, women empowerment, and heartbreaks.

In July 1992, EMI Latin president José Behar organized a press tour for Selena in Monterrey, Mexico, attracting a multitude of Mexican entertainment journalists.

Despite initial concerns about her limited Spanish proficiency and the perception of Tejanos in Mexico, Selena's approachable demeanor won over the press, who labeled her "an artist of the people".

In 2017, Entre a Mi Mundo was certified Diamond (Latin) by the Recording Industry Association of America (RIAA) denoting 600,000 album-equivalent units sold in the US.

He observed this consistency during the production of Entre a Mi Mundo, where Selena would enter the studio and "add so much personality and liveliness to the song", which he believed facilitated listeners' connection to the recording.

Vela noted that during post-production, the band would frequently desire to modify a particular verse or lyric at the last minute; Selena would then arrive, incorporating her distinct musical flair to those adjustments and elevating the piece beyond its original intent.

Astudillo aspired to craft lyrics centered around a woman devoid of materialistic inclinations, whose acquaintances may deride her and engage in mockery, yet she remains unperturbed by her partner's possession of a battered car, showing that the paramount sentiment is the significance of love.

[23] The group's diverse backgrounds contributed to the album's eclectic influences; Vela devised songs with intricate arrangements, Pérez infused rock and roll, Ojeda integrated "traditional street music", Astudillo introduced sophisticated lyrics and melodies with numerous chords, A.

[26] Entre a Mi Mundo encapsulated Selena's quintessential sound, characterized by engaging tunes harmonized with her distinctive, plaintive vocals and a relaxed, danceable cumbia beat, as noted by Leila Cobo.

[16] Selena's biographer, Joe Nick Patoski, described "La Carcacha" as an exemplary piece of contemporary music, characterized by its dynamic cumbia rhythm accentuated by call-and-response chants, exuberant shouts, whistles, and Pérez's guitar fills.

's significantly enhanced songwriting, noted that the band drew inspiration from sax-cumbia singer Fito Olivares when they recorded "La Carcacha", praising the song as a "marvelous [and] "danceable cumbia" track.

"[25] He further emphasized the song's demonstration of her unrestrained vocal range and forceful delivery of lyrics, reminiscent of Lucha Villa's gritty passion,[34] characterizing it as brimming with sass and fire.

[35] The lyrics in "Como la Flor" describe a woman witnessing her former lover with another and accepting the need to move forward, wishing them well and comparing her past relationship to a withered flower.

According to Erika Ramirez of Billboard, Selena's performance of "Como la Flor" and "No Me Queda Más" (1994) was so passionate and devoted that it left listeners feeling either nostalgic or transported to a fantasy world.

[11] Jerry Johnston of the Deseret News commented that Selena exhibited a "Lesley Gore baby-voice" in "Missing My Baby" and displayed remarkable vocal agility.

In a recitative preamble accompanied by the auditory backdrop of a thunderstorm, Selena remarks that the precipitation evokes memories of the day her lover departed, drawing a parallel between the raindrops and her own tears.

[18] Entre a Mi Mundo preceded Pérez's encounters with law enforcement, his separate involvement in a vandalized hotel room,[46] and his elopement with Selena on April 2, 1992.

", music videos for "La Carcacha" and "Buenos Amigos", as well as spoken liner notes containing commentary and recollections of each track provided by the singer's family, friends, and band.

[56] The Recording Industry Association of America (RIAA) has certified "La Carcacha" triple Platinum (Latin), denoting 180,000 units consisting of sales and on-demand streaming in the US.

[65][66] In July 1992, EMI Latin president José Behar organized a high-profile press tour for Selena in Monterrey, Mexico, attracting a significant number of Mexican entertainment journalists.

However, he noted that Selena insisted on a specific style for her eyebrows, fearing her father's disapproval if changed, and found that she "wasn't cynical, standoffish, or haughty; not what'd expect from someone of her stature.

"[16] Selena's concert at La Feria de Nuevo León on September 17, 1993, drew 70,000 attendees, and her return on October 5 solidified her status as the preeminent Tejano act in Mexico.

[97] Entre a Mi Mundo sold 50,000 units in pre-sale copies,[98][99] and made its debut at number nine on the US Billboard Regional Mexican Albums chart for the week ending June 13, 1992.

[87] The album maintained the number one position for eight consecutive months,[103][104] effectively preventing international artists Vicente Fernandez, Ana Gabriel, and Bronco from claiming the chart's apex.

[115] Record stores were unable to meet demand,[28] and as a result, EMI Latin increased the production of the singer's albums at their Los Angeles, California, and Greensboro, North Carolina plants.

He opined that Entre a Mi Mundo unveiled Selena's ability to adeptly encompass an extensive array of styles within a single endeavor, though retaining its foundation in Latin pop.

[142] Ramiro Burr from the San Antonio Express-News opined that Entre a Mi Mundo fortified the "Selena juggernaut",[143] and felt her vocal technique, which he believed to be a fusion of Gloria Estefan's emotive tremors and Debbie Gibson's youthful timbre, has enhanced in scope and profundity.

[149] At the 1993 Lo Nuestro Awards, Selena tied with La Mafia's Estas Tocando Fuego for Best Regional Mexican Album for Entre a Mi Mundo.

[150] At the 1993 Tejano Music Awards, "Como la Flor" was nominated for Song of the Year but was dropped during preliminaries, which was considered a surprise according to Cabrera, who expected Selena to win the category.