Which is correct:
"Let love flow" or "let love flows" ?
It's "let love flow". "Let" means "to allow to" so an alternative sentence would be "Allow the love to flow", consequently it takes the infinitive, though if you use the word "let" it is not followed by "to".
Please allow me to finish my sentence.
Let me finish my sentence.
I allowed him to go the concert.
I let him go to the concert.
Let all the people come back into the building.
Allow all the people to come back into the building.