It is important that you consider the form you are being asked to write in and the audience you are writing for. There are subtle differences in the form of web article and newspaper article and these would be conventions that you would be expected to follow.
Don't worry about spending time thinking up a headline or title (these are not wholly necessary) but think about the variation in tone you might have for your purpose.
As with all writing you need to remember your five key areas:
But also think about the writing MOT you've received:
Your grammatical expression as well as spelling are important too.
Remember your difference between argue and persuade. One must be balanced (argue) and one biased (Persuade). Remember your types of paragraphs you can use for this like respectful, one sided, attacking the other side of the argument.
The top band for the creativity of your writing states your writing needs to be:
Subtle and Manipulative
You can achieve this with juxtaposition of language or juxtaposition of tone:
1) A mixture of both formal and 'informal language for effect' (notice the inverted commas around the latter part; informal language must be used for effect and often inverted commas can point this out to the examiner).
2) Varying the tone of your paragraph - mixing serious points and silly images.
3) For argue you can juxtapose paragraphs showing balance and respect with ones that are more one sided or accusatory in tone.
Your task is:
You have been asked to write a letter to a local newspaper.
Argue for or against the construction of a new extreme sports complex in your town.