Please Help Single Mother and Baby

I am a divorced single mother in need of temporal assistance to paythe deposit on an old trailer and get the power turned on for myson and I. My son is 3 years old and severely autistic. I have tostay home with him andare unableto work. We recieve 488.00 in SSI and we don't get any child support.  anything can help, and we are thankful for anything you may be able to contribute. Thank you for your time.