There are three critical documents which set the tone for the coming negotiation and a number of constituents have asked for them, so here they are
1. The core principles laid down by the EU:
http://www.telegraph.co.uk/news/2017/03/31/full-eus-draft-guidelines-brexit-negotiations/
2. The letter triggering Article 50 from the Prime Minister:
https://www.gov.uk/government/publications/prime-ministers-letter-to-donald-tusk-triggering-article-50
3. The Government White paper on Brexit:
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/589191/The_United_Kingdoms_exit_from_and_partnership_with_the_EU_Web.pdf
As you will see, they all strike a conciliatory and sensible tone and point towards neither a hard or soft Brexit, but a civilised, workable Brexit.