Add punctuation: Andrea Colnes executive director of the Energy Action Network a central group in transition does not hesitate to credit the people of Samso for the inspiration
A: Andrea Colnes, executive director of the Energy Action Network, a central group in transition does not hesitate to credit the people of Samso for the inspiration.

Add punctuation: Tip Incorrect ACI file association errors can be a symptom of other underlying issues within your Windows operating system
A: Tip: Incorrect ACI file association errors can be a symptom of other underlying issues within your Windows operating system.

Add punctuation: The three models of the Fluke 170 Series True RMS digital multimeters are the benchmarks for general purpose multimeters
A:
The three models of the Fluke 170 Series True RMS digital multimeters are the benchmarks for general purpose multimeters.