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Diversify effectively

Our reader should focus on improving his asset allocation rather than increasing the number of holdings in his portfolio

Can my three-funds and short-term trading strategy deliver?

This reader should reassess some of her weightings and lack of diversification

I want to diversify away from the UK and Europe

Tech funds would help increase a reader’s exposure to the US and Asia

Both active and passive funds have a place in a portfolio

Passive funds are cheaper, but active funds can add value in specialised areas

Don't invest too much with one manager

Investing a substantial chunk of your investments in just one fund is risky

Make sure you really are diversified

Investment styles can affect correlations

Should I increase my fixed-interest weighting?

A reader has concerns about areas of under and over exposure in his portfolio

Returns of 15 per cent a year are too ambitious

A reader is encouraged to reduce risk by diversifying and addressing heavy weightings

I need enough to cover potential care costs

A reader wonders if he needs to change his investment approach

In the US I trust

This investor doesn't need to double the value of his investments to meet his goals