A reference letter is a formal document, and it is crucial that you do not lie or fudge the truth in it, or there could be legal repercussions. If someone wants a reference letter from you: 1  The candidate should be someone you know reasonably well.
A legislator is a person who writes and passes laws, especially someone who is a member of a legislature. Legislators are usually politicians and are often elected by the people of the state. Legislatures may be supra-national, national, regional, or local.
A senator is a person who works in the government. In the United States, senators are elected by voters to represent them in a state or federal senate. Each state in the US elects two senators who serve six-year terms in Washington, DC, where they pass laws and vote on policies. Other countries have senators as well, either elected or appointed. The word senator has been used in English since around 1200, from the Latin word, senex, or old man..