The more expensive the item, the more likely a shopper closes the tab to “think about it.” That hesitation is rarely about the product — it’s about handing over the full amount in one payment.
A deposit reframes the decision. Instead of committing $1,200 today, a customer commits $200 and settles the rest before delivery. The purchase decision gets smaller without the price actually changing.
Set it as a fixed amount or a percentage, globally or per product, so you can offer it exactly where cart abandonment actually hurts.