The phrase "allow them to help" is correct and usable in written English.
You can use it when you want to express permission for others to assist or provide support in a situation.
Example: "I think we should allow them to help with the project since they have valuable experience."
Alternatives: "let them assist" or "permit them to aid".
"Allow them to help you shape the brand experience.
"What you have to do is allow them to help you write the story".
This will allow them to help dictate the action as Carli Lloyd did against Colombia.
Children who learn to turn to their adoptive parents for comfort and security can more readily allow them to help regulate their emotions, food, sleep cycles and behaviors.
In Canada, hundreds of Haitians who work for the government are pushing for a furlough program to allow them to help back home.
Or, instead of trying to re-create the 20th century economy, we could work with what we have—meaning we could work to improve the lot of service-industry personnel – or even better allow them to help themselves.
Select employees are trained to recognise customers with the condition, allowing them to help those struggling to pay or find what they need, for example.
But the residents say the setup allows them to help freshmen adjust to life on campus, giving them a chance to discuss their fears, emotions and problems.
Additionally, to escape criticism, they circulated rumors that I was not allowing them to help or visit and that I was stealing money, none of which were true.
Leading consultants say their broad exposure to what is happening in the market allows them to help clients without violating confidences.
She persuaded Hector that it was the next stepping stone on God's path for them — first the group home, then the agency, then her Philadelphia advocacy job, now this, each one allowing them to help more and more children.
