Can someone proofread my grammar and spelling please ?

[Helen B]

Btw, Tiffani has translated into American English i.e., she's wrong.

<> I've added a bit
[ ] I've corrected a bit
{ } I've not corrected because I don't know what it means


I will be explaining the three different approaches to health education in promoting services to others.
The first approach that I am going to describe is social marketing. Health education
[required] --> [requires] a more complex approach to marketing. [for] --> [For] example, something that will be helpful to use for an advertisement in companies that are commercial<,> such as advertising unhealthy products like: Chocolate, alcohol and fast food. This is known as social marketing. Social marketing is defined as using something [for the public by trying to change their mind or convincing them] --> [to attempt to change the minds of, or convince the public.].
"It’s our health”: [realaising] --> [Realising] the potential [or] --> [of] effective social marketing, national social marketing centre 2007. The key features of social marketing are the following:
[the] --> [The] customer or consumer is placed at the centre; it focuses on the individual circumstances at present, instead of thinking of how a person might be in the future .
"Clear behaviour goals" – [it] --> [they] focus on what the individual actually [do] --> [does].
[it is ] --> [They are] there to create impact on others and it’s [notonly] --> [not only] {about what they know, aware of or what their religious views are on problems.} The approach clearly explains what the aim of intervention, for example, goals and steps towards it and in terms of what their behaviour might be. Developing ‘insight’ focuses on the way people behave and why they do so. Moreover, in terms of the way individuals think and feel, and their religious views about an issue. The exchange – this emphasis on it [make] --> [makes] you clearly understand what they give or what is to be ‘offered’. [the] --> [The] strengths of being active, for example it makes you happy about the ‘ full cost’ when you are taking the offer that they give to you, you might need to look at the
[some] --> [sum of] money, duration, activity and so forth. [the] --> [The] main aim is to [decreasing] --> [decrease] the ‘cost’s of adopting, keeping or modifying a person’s behaviour. [the]
--> [The] competition <--> this is the act of competing to look at every [fctor] --> [factor] {of that compete} for individual’s attention as well as <their> willingness to take on a desirable behaviour. [it] --> [It] focuses on both external (outside of the person such as, competitor advertising <)> and [in ternal] --> [internal] <(> {which is factors that creates into the person within such as habit} ) segmentation : [this]
--> [This] one goes beyond focusing on traditional ‘targeting’ by thinking about presenting a choice between two things or two positions <that> may be comprehended {and for med into a profile.}
[it] --> [It] looks [carfully] --> [carefully] at how different <people> react to a problem [what] --> [that] inspires them, such as {Diet Coke a mark to aim at older females. ‘intervention mix’ and making mix } there are many [way] --> [ways] to accomplish a certain goal [,]-->[;] the single <route> [are] --> [is] not
[that good than] --> [as good as] mulit-layered approaches, and for [that] --> [this] reason it needs <a> ‘marketing mix’ of diverse approaches, such as a campaging <to> all people to promote safe sex may contain