Agents and editors receive hundreds of submissions a month. Most make a decision within the first page, often the first paragraph. Because they’ve learned to recognize something crucial:

A strong opening proves the writer understands storytelling.

Developmental editing, also called substantive, structural, or content editing, happens before copyediting or proofreading. It’s the stage where someone helps you shape the story itself: plot structure, narrative flow, character arcs, pacing, emotional stakes… all the big-picture stuff

Spoiler: Not Really

You’ve finished your draft. The adrenaline is still rushing. You’re thinking, “Do I really need a developmental editor? Can’t I just send it to a few trusted beta readers and get the same feedback?”