USDA
Scores to 600 and Manual underwriting on files with no score or refer files with scores below 660 for instance.

VA
100% Cash out, VA Jumbos, scores to 600, Manufactured Homes

CONVENTIONAL
Home Ready, Direct Fannie approval, Manufactured Homes

FHA
Scores to 600, Manual Underwriting, Manufactured Homes

Mortgage Insurance Calculator https://www.mgic.com/miq/

Underwriting: typical turn times don’t exceed 24 hours