I'll be starting mtf HRT in about a month, but I want to get a waist trainer /corset to start to have a more feminine shape before it takes effect. I've also heard

How to get a feminine body without the help of hormones but through exercise - Quora

Can a man who is partially cross-dressing wear a woman's corset under his male clothes and no one know? - Quora

The Handbook – The MtF Handbook

Waist training The MtF Handbook

Been waist training for little over a year now, love the results. : r/transpositive

Feminizing Corsets for AMAB Trans Women, Genderfluid people and Cross-Dressers – Lucy's Corsetry

MtF Waist Training Basics — Transpositions Coaching

Feminizing Corsets for AMAB Trans Women, Genderfluid people and Cross-Dressers – Lucy's Corsetry

25 mtf(ishidk where i fit yet) no HRT (by xmas!) : r/transtimelines

Why Calvin Klein's ad depicting a trans family is causing a stir

Do any of you mtf ladies wear corsets or girdles? Over time, will it reshape your waist a little/lot? If so, how long does it take? - Quora