Love poems are usually emotionally written poems. Love poetry can easily be said to be the most popular form of poetry. When it comes to love poetry it is a very broad from of poetry.
The most commonly written love poems are about the poet's love for a person that they have strong feelings for. This person may be their girlfriend, boyfriend or just a friend. A birthday poem for a mother or father can also be classified as love poetry.
Love poems shouldn't be confused with erotic poems. Erotic poems are poems written in a lustful way. These poems can describe sexual things that the poet has done or wish to do. Just a few words in a poem can determine what it will be classified as.
Love poems can be written for many different purposes. It can be included in a love letter, valentine card, birthday card, get well letter as well as for many other purposes. This is a big reason why love poems are very popular and often written.
Although love poetry is often written like most poetry it may never get read nor known about by another person other than the poet who wrote it especially if it's written for someone. Like with diaries and books of secrets poets write expressing how they feel with the intent that no one will ever read what they have written. This can help the poet embrace their feelings or do the opposite and help them to release their feelings. Lastly it can be simply written for someone they admire.