If you are interested in helping other people in this field you can do it several ways:

DONATE

You can donate to people who are asking for micro loans directly through various organizations.  There are now many organizations who publicize people needing loans.

VOLUNTEER

Many organizations are looking for volunteers to assist those seeking micro loans.

SHOP

Many small entrepreneurs sell their handicrafts or products through the internet directly or through NGOs or larger networks. You can help them buy buying and promoting their products.

FUNDRAISE

Why not sponsor a fundraiser to raise money for your pet project? This is a great way to promote individual entrepreneurs.

FIELD VISITS

Several micro lending organizations sponsor field trips to allow donors to see first hand where and how the money is being spent.

TRAINING

If you are interested in becoming trained in the field of microfinance, why not take a class in it?