Instead of beating around the bush, constitutionalise the current de facto ten-year term for the presidency and save this country billions of shillings' worth of resources.
On the presidential term limit, the most practical pronunciation of the Constitution is in Article 142(2); it states that "A person shall not hold office as President for more than two terms." Period. The other details of the electoral process in the courses these ten years cost billions but change nothing - even in developed democracies.