Q: We also would like to offer our customers a choice of shipping options each with individual prices can you advise on the best approach to do that?
We have a fixed shipping module that seems to be the default? The example just adds a logo but it is still a fixed single option and price.
For example:
1st Class at £2.50
2nd Class at £2.00
Special Delivery at £10

A: Re shipping - by default, in module included the fixed rates; it's possible to change it by adding new shipping method.

For example: