Neuromarketing is not new. Major corporations have been using it while designing their products, packaging, and ad campaigns. But the cost of fMRI, EEG etc is too much for a start-up to really dream of using Neuromarketing.
There are few principles of neuromarketing which you can instantly apply to your sales page copy and design to get best out of it.
Marketers have been using scarcity marketing for years. The limited period offers, the special discounts (With urgency attached to it), the high prices, member exclusive offers, the waiting list for online courses are some good examples of Scarcity marketing.