Good points shared here, only want to add if one wants to do it byself promotions and marketing, just do this and sail through it.

- Find pain point and give a solution

- Put yourself in the customers shoes

- Speak your customers language

- Simplify your copy

- Focus on benefits

- Show personality

- Avoid distraction

- Trigger emotion

- Tell a story

Try it for a while, or Hire agency for Quick turnout.