Reasoning
Considering the single domain (websitebuilderexpert.com) as one perspective, the most credible and frequently stated position is 0% native transaction fees for Squarespace Core plans and above (e.g., 'Core plan and above', 'Core plan: transaction fees removed', '0 (Core plan)'), while non-zero figures appear less consistently or are older variations. Thus, 0% is the best-supported value.