[header] How to become a maternity model [title] Book a shoot with a photographer early on in your pregnancy. [step] Before you even start to contact modeling agencies, you'll need a portfolio filled with professional maternity shots. Agencies look for women at every stage in their pregnancy, so this can be done as soon as your bump is visible to maximize your modeling opportunities. 
Call up a local photographer and book a shoot. Bonus points if they specialize in maternity photos! [substeps] You can also take some pictures even before you get pregnant.