Importance Of Rama Mantra - Sri Rama Rameti

श्री राम राम रामेति रमे रामे मनोरमे ।
सहस्रनाम तत्तुल्यं रामनाम वरानने ॥

Shri Rama Rama Rameti, Rame Rame Manorame;
Sahasranama tattulyam, Rama Nama Varanane

Meaning:
1: By meditating on "Rama Rama Rama" (the Name of Rama), my Mind gets absorbed in the Divine  Consciousness of Rama, which is Transcendental.
2: The Name of Rama is as Great as the Thousand Names of God (Vishnu Sahasranama-stotra)

BENEFITS:

Goddess Parvathi asks the Lord, which is the easiest way to recite this prayer. God tells that it is also called the Rama Mantra. Sri Rama Rameti sloka which when recited 3 times gives the same effect as reciting the whole of Vishnu Sahasranama Stotra.