In advanced stage, one could see the form of the Lord right in front of their eyes as a result of chanting.
The full nectar and realization of chanting or kirtan is achieved only when it is executed without any offense.
Brahma muhurta is the best time to chant. As the day increases, it becomes difficult to concentrate. Prabhupada says that 99% spiritual advancement depends on chanting only. So chant offenseless and attentively. Even a fraction of second should not be wasted.
Only by chanting hari-nama, one can go back to godhead. No need to do big-big things. Big posts can’t help.
Don’t talk while chanting. Hari-nama can answer all your questions.
Whenever there is some problem, chant loudly before the deities.