"Om Namo Bhagavate Vasudevaya"
The mantra of Lord Vishnu. Any thing in the world is possible by worshipping lord Vishnu, who sustains the life in world. Enchanting this mantra saves a devotee from many troubles. It bestows the devotee with prosperity, peace, wealth etc.
"Om Namah Sivaya"
It is the mantra of Lord Shiva. Many people have become rich from virtually state of starvation by enchanting this mantra. Lord Shiva (Bhole Shanker) is very innocent (Bhole) God and bestows his blessings immediately on the devotee.
"Om Sri Ramaya Namah"
The description of word "Rama" is unlimited. Lord Rama is the incarnation of Vishnu. A devotee can gain overall benefits in all fields of his or her life by enchanting this mantra.
"Om Sri Maha Lakshmyai Namah"
The mantra of Goddess Lakshmi, the goddess of all the wealth and Prosperity in the world.
"Om Sri Durgaya Namah"
This mantra is of Goddess Durga the combined form of the powers of Lakshmi, Saraswati and kali. By enchanting this mantra all the physical, mental, economic problems are solved.
"Om Aim Saraswatyai Namah"
Godess Saraswati bestows the devotee with the memory, Knowledge and the power of speech.
"Om Sri Maha Ganapataye Namah"
The mantra of elephant headed God (Ganeshji). A remover of obstacles and bestower of success.
"Om Kleem Krishnaya Namah"
The mantra of lord Krishna, the incarnation of Lord Vishnu. Solves all the problems of devotee and bestows him with wealth and prosperity.