If you are working hard and studying English, for example, you may be headed down the right path for getting a better job.

But Shawn says the group still has a lot of work ahead of it.

The expression "ahead of" means that it is in the future or waiting for one to do.

"We have a lot of work ahead of us" means there is still a lot of work to do and the group isn't finished yet.

You could say that a young child has a lot of time ahead of him to decide what he wants to be when he or she grows up.

Next Shawn says, "For us to move ahead with these changes, we'll need to create two committees: one for our new marketing campaign, and one for improving our product."

"To move ahead with something" means to begin doing the next step or stage of something.

You might ask someone when they're going to move ahead with planning their vacation - when are they going to continue, or go to the next level or step of that process.

Notice we have several similar words here: we have "to head down," "to head," meaning to be the leader of, and here we have "ahead of" (ahead) of something, which would be before.

Now, we are talking about moving ahead - going forward.

So it can be a little confusing, since each of these terms or expressions is slightly different.

Shawn wants to create two committees so that the company can move ahead with the changes, or begin implementing the things that need to be done to improve the sales of the product.