URGENT: Proof read two Intercom articles (3k words)

I have two intercom articles that need proofreading. That total word count is no more than 3K words. I would also appreciate any suggestions on consistency and layout/design.

Article 1 - https://docs.google.com/document/d/1xVC5-GIxV4pd8_G7y3gAIQERirUZIi4P__qin-TfEXg/edit
Article 2 - https://docs.google.com/document/d/1IJBiCnBdVAG0_4FC_rAqgPavYXMQZ8tkbjoDDqYVKJc/edit