| System ownership | Customer generally owns the system, subject to the signed agreement | Customer generally owns the system, subject to the signed agreement | Provider generally owns the system, subject to the signed agreement | Provider generally owns the system, subject to the signed agreement |
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| Upfront cost | Purchase price due as stated in the purchase agreement | $0-down may be available; qualification and terms vary | $0-down may be available; qualification and terms vary | $0-down may be available; qualification and terms vary |
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| Ongoing payment | No financing payment after purchase | Payment follows the signed loan agreement | Payment follows the signed lease agreement | Payment follows the signed PPA agreement |
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| Payment changes | Not applicable after completed purchase | May be fixed or otherwise structured by agreement | Fixed or escalating, depending on agreement | Rate may escalate, depending on agreement |
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| Incentive treatment | Depends on current law, program rules, ownership, and customer eligibility | Depends on current law, program rules, ownership, and customer eligibility | Depends on current law, program rules, ownership, and provider terms | Depends on current law, program rules, ownership, and provider terms |
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| Maintenance | Responsibilities and coverage depend on warranties and service terms | Responsibilities and coverage depend on warranties and service terms | Provider and customer responsibilities are defined by agreement | Provider and customer responsibilities are defined by agreement |
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| Home sale | Treatment follows the property sale and applicable agreement | Payoff or transfer provisions follow the loan agreement | Transfer or buyout provisions follow the lease agreement | Transfer or buyout provisions follow the PPA agreement |
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| End of term | Not applicable after completed purchase | After-payoff rights and obligations follow the agreement | End-of-term options vary by agreement | End-of-term options vary by agreement |
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