Can I hold shares in BSDA account just like normal demat account?

Do I have to have a demat account with a lender to get a loan against securities/shares (LAS) with the same lender?

Can I trade intraday by putting my demat account holdings as margin?

My mutual fund holdings are not in my demat account. Is there any proof that I actually hold these assets?

Do I need a separate demat account for holding my gold bonds?

Can I also hold my F&O positions in my demat account?

Can I directly apply for IPO shares in my demat account?

If we are 3 people holding the demat account jointly named, can we nominate a nominee for the account.

Can I participate in securities lending and borrowing mechanism using my shares in the demat account. How will it work?

Are the shares in my demat account safe?

Who is the issuer of shares that can be held in the demat account?