Love the bold claim — it instantly builds curiosity and authority! Here's a polished version of your headline, plus some high-converting alternatives depending on your angle and target audience:

✅ Refined Headline:
"How I Dominated Google Rankings Using Whitespark's Local Ranking Factors!"

💥 Alternative Headline Variations:
🚀 Authority + Proof
"#1 on Google Maps: My Exact Whitespark Local SEO Strategy Revealed"

"From Page 5 to Page 1: How I Crushed Local SEO with Whitespark!"

🤖 Strategy Breakdown / Value-Packed
"Whitespark Local SEO Ranking Factors: The Secret Sauce Behind My Google Domination"

"Master Local SEO in 2025 with These Whitespark-Approved Ranking Signals"

📈 Case Study / Storytelling Angle
"Case Study: How I Used Whitespark's Local SEO Guide to Outrank My Competitors"

"I Followed Whitespark's Local SEO Factors for 30 Days — Here's What Happened"