As fantastic and intellectually fulfilling as this is, if you don't publish your work, it simply doesn't exist.
The last paragraph should state the rationale, hypothesis, main objective, or purpose thus clearly identifying the hypothesis to be treated and the questions addressed in the manuscript why the study was done.
This will form the basis of your Results section. Don't make this section into a history lesson.
COPE provides advice to editors and publishers on all aspects of publication ethics and, in particular, how to handle cases of research and publication misconduct. What main conclusions from your data do you want to get across?
Figures: Pay careful attention to the file format required for figures and the computer software that is acceptable for figure construction. If you need to do this, include key references and a citation list at the end of the cover letter.
Make their work easier and they will appreciate the effort. What further research would be necessary to answer the questions raised by your results?