Is the bond secured or unsecured?
What is the maturity period – is the bond short-term, ranging from 1 to 5 years? Intermediate, ranging from 5 to 12 years, or is it long-term, more than 12 years?
Tax factor – is the bond tax-free or not?
Ratings and Exit factor – before investing in a bond fund, its ratings are very important.
Callability features – here, the issuer takes back bonds from investors before maturity.