It must be hard splitting your time between caring for your son, caring for the rest of your family, and trying to solicit help. It's a good idea to use social media to ask for help since the word can spread quickly.
The video says that you wrote a book. is that correct? Feel free to post a link here.
Have you looked at all possible state assistance programs
This site has a list of Resources
, some of which offer financial assistance, and perhaps transportation assistance. And those groups can probably refer you to other groups that might be able to help.