Relentless West Ham are already looking to bag signing number two says talkSPORT transfer reporter Alex Crook. West Ham need to do plenty of business in the transfer window this summer. And the Hammers certainly seem to mean business. Technical director Tim Steidten has been in Brazil navigating a deal for teen sensation Luis Guilherme through some turbulence to get it over the line. The 18-year-old is set to sign for West Ham in a £25m deal from Palmeiras. Guilherme has been in London since Monday undertaking a thorough two-part medical and doing his media package for West Ham’s big unveiling…