Share 'Thinkng of making a big mistake...opinions solicited.'

I am thinking of buying an old mark 1 tangaroa. It would then have to be restored, and refurbished, and then refitted for my needs. It is not as large as i would have wanted, but is available, and (yet sight unseen) is solid enough (built 1979) to be a suitable foundation for a new vessel. (may get to have a look later this week or next).What kind of drugs can i take to NOT do this?  What do i ne…