Am I comfortable enough to establish a continuous connection with this site (e.g., recurring charge, linking with other accounts)?
Trust with sensitive/financial information
Do I trust this site to securely use and store my sensitive data (e.g. credit card, street address)? Is it worth the risk?
Trust with personal information
Is this site’s offering valuable enough to justify the time and effort to register? Do I trust the site with my personal information? Do I want emails from this company?
Interest and preference over other options
Do I choose to use this site for this task? Is it better than other options?
Baseline relevance and trust that needs can be met
Could this site help me accomplish my goal? Is it credible and can I depend on this information? Does it seem to have my best interests at heart?
InfoDesign
http://www.informationdesign.org/
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Hierarchy of Trust: The 5 Experiential Levels of Commitment
by Katie Sherwin
https://www.nngroup.com/articles/commitment-levels/
Thredup.com
Nextdoor.com