and problem is here, I asked how to prove the length of writing , I know that having book not enough
By far the biggest problem is to prove, it was taken 4 months or 6 months or an year, if you'r not self-employed you get letter from your employer and everything straightforwardly will be clearly mentioned.
In this case, I have not had any employer, further more, no client
just a few Docs including contract, permissions from specific governmental organization,registration
but
they are not prove the length of my claiming
I am worry about period of claiming not how to prove I am writer
I am writer because of my book
how to prove it takes 4 months or 6 months