What makes a powerful song ministration is not the amount of time spent on its rehearsal nor is it in our punctuality at every meeting; but the secret is rooted in a deeper knowledge and understanding of the message in the song that we minister, which can most importantly be received through meditation.
Someone may ask "Aren't we only meant to meditate on the word of God?" The fact is, there are many kinds of meditations, and they all are for different purposes. However, the one recommended here is the same that was recommended to Joshua by God in Joshua 1:8, Still the same in 11 Tim 2:15 and Rom 12:2. Although the procedure is the same, only that this time, you're seeing beyond the vivid lyrics of the song, and thinking upon each line to know the mind of God behind that lyrics.
The cheapest way to acquire a free ticket into the spirit realm where the inspiration for the composition of that song originally came from is through meditation.