Sewing the cups together with some tips on neckline finishing.
How do you sew a bra? Bra making resources for beginners and
DIY Lounge Bras - Four Patterns Reviewed — Sew DIY
Beginners Guide to Making Your Own Bras — LilypaDesigns
Power Bra SewAlong: Day 1 – Sewing with Sarah
Watson Bra in Black Scallop Lace - Vivat Veritas
9 useful resources for beginner bra makers – Nellie Joans
Consider Making Your Own Bra — LilypaDesigns
Bra-making Sew Along: Pattern Tracing
Dress Handmade – Imagine – Make – Wear – Repeat
Bra Making Sew Along • Cloth Habit
Bra-making Sew Along: A Trial Run • Cloth Habit
32+ bra sewing patterns - Swoodson Says
Harriet Bra: First Foray into Lingerie Sewing - I sew, therefore I am
Lingerie Lab: Crafting The Ideal Bra From Start Pt. 1