Homeowners insurance covers severe damage to a home. Homeowners insurance, also referred to as hazard insurance, provides a way for a homeowner to cover her losses if a disaster should cause damage to her home.
1 If you have 365 days of CPT, you may not be able to get an OPT.  So an OPT and a CPT are similar in the way they both allows you to work legally in the U.S. You will need a CPT to work as an intern before graduation, you will need an OPT to work after completing a degree.
Certification is not required, but may increase your employment opportunities. The American Optometric Association (AOA) offers three levels of certification: Certified Paraoptometric (CPO), Certified Paraoptometric Assistant (CPOA), and Certified Paraoptometric Technician (CPOT). To sit for the CPO examination, you need a high school diploma and six months of experience working in eye care.