Key facts: Illinois small estate affidavit governed by 755 ILCS 5/25-1; eligibility threshold is $100,000 total estate value; mandatory 30-day waiting period after decedent's death before filing; mobile homes classified as personal property if not permanently attached to land; affidavit filed with circuit court in county where decedent resided; title transfer completed through Illinois Secretary of State; existing liens and encumbrances transfer to heir upon inheritance; mobile home park lease agreements may affect continued residency.