Cap it if a cap lets you sleep at night. The tradeoff is real in both directions, and it is your money and your call, not just your agent's. Capping the escalation protects you from an open-ended bidding war and guarantees you never go above a number you chose. The risk: a seller who wants to see how far you will go can pass you over for a buyer who left the ceiling off. Going uncapped keeps you in the running longer, and it demands honesty with yourself about how high the number could climb. Clearing up a common misread: an uncapped escalation does not force you to buy at any price it reaches. If your offer gets accepted at an uncomfortable number, your remaining contingencies (inspection, appraisal, loan) are still exits, though backing out that way can put your earnest money and the deal itself at risk depending on what you have removed. Treat "no cap" as a real commitment rather than a free look. Weigh how much you trust your agent's read on this specific seller, then set the number at what you are genuinely willing to pay. The goal is winning a home you can actually afford.