until now iam not use btcjam
i want to ask in there save or not it iam lending my bitcoin
owner btcjam guaranted payment my bitcoin or not if iam lend my bitcoin in there
Well, please visit in this link and reading for more detailed about the another member's experience about btcjam.
https://bitcointalk.org/index.php?topic=1449767.0better for you never lending your bitcoin in there.
Defaulters are everywhere, even in LoanBase.
IMO It's still best to not lend it at all, or at least, lend it to personal contacts only when the opportunity comes. Better yet invest in other places, because at this point plain lending without collateral is just too much risk.