Darshana (vision) of one's Ishta Devata (favorite deity) is possible by Mantra Purascharana. One of the signs of Mantra Siddhi (that is achieved through Purascharana) is Devata Darshana (See this answer)
From the introduction of Swami Shivananda's book "JAPA YOGA --
A COMPREHENSIVE TREATISE ON
In this Kali Yuga (iron age) Japa alone ...
As per all websites or books that contain this Stotra, it was composed by Rishi Vashishta.
The Phalasruti mentions this:
Vasishtena Krutham stotram, Sarva sampathkaram param, Trisandhyam ya padenithyam, Sa hi swargamavapnyuth.
This prayer composed by sage Vasishta, Is one which gives all types of wealth, And whoever chants it at dawn, noon and dusk, Would
Yes he was. Tulsidas, the author of Shriramcharitmanas did get chances to meet Rama. His accounts of meeting with Haunuman and Rama are mentioned in Bhaktirasbodhini by Priyadas.
Tulsidas used to visit the woods outside Varanasi for his morning ablutions with a water pot. On his way back, he used to offer the remaining water to a certain tree. This quenched ...