Internet investments in Kenya is now one of the most reliable business opportunities we have in Kenya.
Look at pesapal.com, jambopay.com, olx.o.ke, cheki.co.ke, buyrentkenya.com and many more.
For a successful internet investment, one should study the market, the competition and carry out a SWOT analysis of the business before spending any coin.
You can invest upto 5M, and expect goods returns or make loses depending on how you studied your market.
You can start with 500K and let your business grow
I listed the initial costs of such an investment in this article
New Business Ideas in Kenya and its backed up by this site
http://createawebsite.co.ke/