Not many promotions have a low requirement so he need to choose what promo that suit with him. Joining in the promotions means he understand the risk so that should make him think twice before decide.
Most promotions and giveaways published on X and other social media platforms come with ́no strings attached, except, in some cases, a wagering requirement.
Even if the wagering requirement is a bit too high and hard to fulfill, it’s still free money and there is no risk involved.