Abdullah Gul arrived in Yemen on Monday for a two-day visit to boost bilateral political, economic and defense relations and to coordinate efforts on combating terrorism and piracy, Xinhua reported.
The two countries signed in Sanaa five cooperative agreements and an executive protocol.
Official sources said the security cooperative agreement includes exchanging security information, extraditing wanted suspects and abolishing visa requirements between Yemen and Turkey.
Gul said his government is studying investment opportunity in Yemen as it is planning to establish an industrial zone here.
Gul added that a number of additional issues will be discussed during his visit, including encouraging investments, economic and scientific cooperation as well as the Turkish aid to Yemen.