*Ballads/Power Ballads Chart is compiled by tracking the week's most popular Ballads, Power-Ballads, Dance-Pop Ballads, etc; of any genre (In case of Indie Music, lyrics will be taken in consideration).
*Teen Songs Chart doesn't only include songs performed by teenagers; the songs tracked in this tally are the ones geared towards children/teenager's audiences (being them the principal target). Things like lyrics of the songs and age of the singer(s), are taken in consideration for chart purposes; older artists get lower points.
*Euro Top Chart doesn't include all artists that were born in Europe; the songs that are tracked in this tally are the ones performed by acts born in non-english/spanish speaking European countries (such as France, Italy, Romania, Germany, etc). Also songs in different European languagues (others than English and Spanish) are included.
*Tropical Songs Chart reflects the most popular songs of the following genres or with elements of: Reggae, Dancehall, Ska, Salsa, Merengue, Bachata, Cumbia, Vallenato, etc.