Does installing solar panels on your home lower your energy bill?

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Does installing solar panels on your home lower your energy bill? by Mind Map: Does installing solar panels on your home lower your energy bill?

1. influenced by: the initial installation costs

1.1. assumption: no cost installation with financing

1.2. assumption: cost is different with different installer

1.3. assumption: multiple installers will bid

1.4. assumption: no "DIY" installation

1.4.1. everything is included

1.4.2. turn-key system

2. influenced by: the financing terms

2.1. assumption: multiple financing options

2.1.1. multiple down payment options

2.1.2. multiple APR options

2.1.3. multiple payment options

2.2. assumption: credit at a certain level

2.3. assumption: payment must be lower than current utility payment

3. influenced by: the physical aspects of the installation platform

3.1. size of installation area

3.1.1. assumption: too small means not enough kWh

3.2. shape of installation area

3.2.1. assumption: awkward, dis-contiguous shape means not enough kWh

3.3. direction installation area is facing (N/S/E/W)

3.3.1. assumption: best is N/S facing

3.4. surrounding buildings & sun obstructing objects

3.4.1. shade is a factor

3.5. assumption: influences amount of potential kWh produced by the array