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Author

Tanvi Patel

Tanvi Patel was Content Marketing Manager at CallHub and wrote more than 110 articles for the CallHub blog. Her research-led work covers door-to-door canvassing and canvassing software, the factors that drive voter turnout, voter ID laws, and political robocall rules. She also wrote practical guides for labor unions on organizing and union law, and for schools on parent notification systems. She drew on the outcomes of past campaigns run on CallHub to show which tactics hold up in practice.

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Union Laws: A Practical Handbook for Unions in 2025
Trade Union

Union Laws: A Practical Handbook for Unions in 2025

Are you trying to make sense of all the union rules, regulations, and labor laws that…

Dec 3, 2025 · 11 min read
How to Organize a Union: Step-by-Step Guide 2025
Trade Union

How to Organize a Union: Step-by-Step Guide 2025

Distressed workers or groups with a vested interest in their welfare might often look for a…

Nov 11, 2025 · 10 min read
Union Authorization Card 101: All You Must Know Before Asking for Signs
Trade Union

Union Authorization Card 101: All You Must Know Before Asking for Signs

A union authorization card is your key to success— either indirectly, by getting the NLRB to…

Dec 22, 2021 · 12 min read