to introduce an example
- for example
- for instance
- including
- for one thing
- another example of this is
to introduce an additional point
- also
- furthermore
- in addition to this
- moreover
to describe a cause
- (another) reason (for this) is
- because (of/due to)
to describe a result
- the result of this is
- this leads to
- consequently
- as a result
- this means that