I need a good scarcity tactic to boost sales

Hi , i am looking for a good scarcity tactik to boost sales, i am using woocomerce , please advise

 

Offer a Full refund if Not satisfied, I use it in my business and it helps quite a bit more than some would think.

 

I cant its a print on demand model

 

Limiting availability of each design? Or each design is only available until a certain date?

Best wishes,
PP

 

Share more information about your niche, your goal, your budget, geo-location, etc... Without those details, most certainly you wont get a decent answer.