Questions and answers:
1. Why do many people consider that the day of love and friendship has become a commercial celebration?
     R/ For this day, many businesses prepare discounts, activities, and special products, which has contributed to many people criticizing that it has lost its original spirit and has become a commercial celebration.
2. What day are love and friendship celebrated in Colombia?
     R/  In Colombia, however, it is also celebrated on the third Saturday of September.
3. What things do couples usually do on this day?
     R/ Valentine's Day, also known as Love and Friendship Day, is a holiday to celebrate the love between couples and friends. On this date, lovers give each other gifts, dedicate cards, and write letters and messages to express their love.
4. Who was Valentine, and why was he executed?
     R/ A bishop, named Valentine, considered this prohibition unjust, and, contravening the emperor's order, married couples in secret, among other things to safeguard the sacrament of marriage. Upon being discovered by Caesar, he was imprisoned.
In prison, Valentine was ridiculed by his jailer, who challenged him to restore his blind daughter's sight, which Valentines did in the name of God. It is said that on February 14, Valentine was executed, so Valentine's Day is celebrated to this day.
5. According to the story, what was the Catholic religion's reason for inventing Valentine's Day?
     R/ Another story tells that the Catholic religion created Valentine's Day to put an end to the pagan tradition of the Lupercal feast, which was a fertility rite.

Conclusion: 

It is concluded that Valentine's Day is a day in which couples or friends utlizan to demonstrate the love they have for the people closest to them, through candy, flowers, letters, etc..