here<script type='text/javascript'>var __ez_rp_opts={activeLayoutTester:!1,isOn:"true",showImages:"",theme:"",locations:"",title:"Related Articles on this Site",showSocial:"false",fbURL:"businessinternationalconsulting",twitterURL:"ybierling",gplusURL:"https://plus.google.com/share?url=https%3A%2F%2Fwww.ybierling.com%2Fv2%2Fen%2F2018%2F03%2F",contentURL:"https://www.ybierling.com/v2/en/2018/03/",swipe:"false"},__ez_rp_script=document.createElement("script");__ez_rp_script.setAttribute("async",""),__ez_rp_script.setAttribute("src","/utilcave_com/apps/js/recommended_pages.js?cb=7"),document.getElementsByTagName("head")[0].appendChild(__ez_rp_script),function(b){var b=b,c=b.document,d=b.screen;b.touchSwipeListener=function(f){var g={startX:0,endX:0},h={moveHandler:function(){},redirectHandler:function(){},endHandler:function(){},startHandler:function(){},scrollEndHandler:function(){},minLengthRatio:0.2},i=function(){return g.endX>g.startX?"prev":"next"},j=function(){var m=Math.ceil(d.width*f.minLengthRatio);return Math.abs(g.endX-g.startX)>m},l={scrollEnd:function(){var n="innerHeight"in b?b.innerHeight:c.documentElement.offsetHeight,o=c.body,p=c.documentElement,q=Math.max(o.scrollHeight,o.offsetHeight,p.clientHeight,p.scrollHeight,p.offsetHeight);windowBottom=n+b.pageYOffset,windowBottom>=q&&q>n+400&&f.scrollEndHandler()},touchStart:function(m){0<m.touches.length&&(g.startX=m.touches[0].pageX,f.startHandler(i()))},touchMove:function(m){0<m.touches.length&&(g.endX=m.touches[0].pageX,f.moveHandler(i(),j()))},touchEnd:function(m){var n=m.changedTouches||m.touches;0<n.length&&(g.endX=n[0].pageX,j()&&f.redirectHandler(i())),f.endHandler(i())}};return function(){for(var m in h)h.hasOwnProperty(m)&&(f[m]||(f[m]=h[m]))}(),c.addEventListener?{on:function(){c.addEventListener("touchstart",l.touchStart,!1),c.addEventListener("touchmove",l.touchMove,!1),c.addEventListener("touchend",l.touchEnd,!1),b.addEventListener("scroll",l.scrollEnd,!1)},off:function(){c.removeEventListener("touchstart",l.touchStart),c.removeEventListener("touchmove",l.touchMove),c.removeEventListener("touchend",l.touchEnd),b.removeEventListener("scroll",l.scrollEnd)}}:{on:function(){},off:function(){}}}}(window),function(b){var c=b.document,d=function(){var h,i,e={},f={prev:null,next:null},g={prev:null,next:null};return{init:function(){this.retrievePageSiblings();f.next&&(this.renderArrows(),this.syncUI())},syncUI:function(){var j=this;h=new b.touchSwipeListener({moveHandler:function(k,l){l?g[k]&&f[k]&&g[k].classList.add("visible"):g[k].classList.remove("visible")},scrollEndHandler:function(){},startHandler:function(){i&&clearTimeout(i),e.classList.add("visible")},endHandler:function(){g.next.classList.remove("visible"),g.prev.classList.remove("visible"),i=setTimeout(function(){e.classList.remove("visible")},1500)},redirectHandler:function(k){j[k]&&j[k]()}}),h.on()},retrievePageSiblings:function(){f.prev=c.querySelector("head > link[rel=prev]"),f.next=c.querySelector("head > link[rel=next]")},renderArrows:function(){var k=function(l){var m=c.createElement("span");m.className="icon-wrap "+l;var n=c.createElement("div"),o=c.createElement("a");return o.href="prev"===l?"javascript:window.history.go(-1);":f[l].href,o.className=l,o.appendChild(m),o.appendChild(n),o};g.next=k("next"),g.prev=k("prev"),e=function(l,m){var n=c.createElement("nav");return n.className="nav-multithumb",n.appendChild(m),n.appendChild(l),c.getElementsByTagName("body")[0].appendChild(n),n}(g.next,g.prev)},showLoadingScreen:function(){b.scrollTo(0,0);var j=c.createElement("div");j.className="spn-freezing-overlay",c.getElementsByTagName("body")[0].appendChild(j)},prev:function(){this.showLoadingScreen(),setTimeout(function(){b.location.href=b.history.go(-1)},1e3)},next:function(){f.next&&(this.showLoadingScreen(),setTimeout(function(){b.location.href=f.next.href},1e3))}}}();b.swipePageNav=d}(window);</script>

		<script type="text/javascript">
		(function(f,a){function g(b,a,c){b.addEventListener?b.addEventListener(a,c):b.attachEvent("on"+a,function(){c.call(b)})}function k(b){b&&("string"==typeof b["class"]&&b["class"]&&a.getElementById("uglipop_popbox").setAttribute("class",b["class"]),b.keepLayout&&!b["class"]&&a.getElementById("uglipop_popbox").setAttribute("style","position:relative;height:300px;width:300px;background-color:white;opacity:1;"),"string"==typeof b.content&&b.content&&"html"==b.source&&(a.getElementById("uglipop_popbox").innerHTML=b.content),"string"==typeof b.content&&b.content&&"div"==b.source&&(a.getElementById("uglipop_popbox").innerHTML=a.getElementById(b.content).innerHTML));a.getElementById("uglipop_overlay_wrapper").style.display="";a.getElementById("uglipop_overlay").style.display="";a.getElementById("uglipop_content_fixed").style.display=""}function h(){a.getElementById("uglipop_overlay_wrapper").style.display="none";a.getElementById("uglipop_overlay").style.display="none";a.getElementById("uglipop_content_fixed").style.display="none"}g(a,"DOMContentLoaded",function(){var b=a.createElement("div"),e=a.createElement("div"),c=a.createElement("div"),d=a.createElement("div");e.id="uglipop_content_fixed";e.setAttribute("style","position:fixed;top: 50%;left: 50%;transform: translate(-50%, -50%);-webkit-transform: translate(-50%, -50%);-ms-transform: translate(-50%, -50%);opacity:1;z-index:10000000;");c.id="uglipop_popbox";d.id="uglipop_overlay_wrapper";d.setAttribute("style","position:absolute;top:0;bottom:0;left:0;right:0;display:none");b.id="uglipop_overlay";b.setAttribute("style","position:fixed;top:0;bottom:0;left:0;right:0;opacity:0.3;width:100%;height:100%;background-color:black;");d.appendChild(b);e.appendChild(c);a.body.appendChild(d);a.body.appendChild(e);a.getElementById("uglipop_overlay_wrapper").style.display="none";a.getElementById("uglipop_overlay").style.display="none";a.getElementById("uglipop_content_fixed").style.display="none";d.addEventListener("click",h);g(f,"keydown",function(a){27==a.keyCode&&h()});f.uglipop=k})})(window,document);
			var ezRBA = (function() {
			  function init() {
				var reportAdsBtns = document.querySelectorAll('.ez-report-ad-button');
				for (var i = 0; i < reportAdsBtns.length; i++) {
				  reportAdsBtns[i].addEventListener('click', function(e) {
					var url = '<iframe src="https://ezoic.com/pub/reportads/reportads.html' + e.target.getAttribute('name') + '" width="400" height="500" style="border-radius: 10px; box-shadow: 2px 2px 30px 6px rgba(0,0,0,0.75); border: 1px solid black;"></iframe>'
					uglipop({
					  class: 'none',
					  source: 'html',
					  content: url,
					});
				  });
				}
				function bindEvent(element, eventName, eventHandler) {
					if (element.addEventListener) {
						element.addEventListener(eventName, eventHandler, false);
					} else if (element.attachEvent) {
						element.attachEvent('on' + eventName, eventHandler);
					}
				}
				bindEvent(window, 'message', function(e) {
					if (e.data === 'close-report-ad-modal') {
						document.getElementById('uglipop_overlay_wrapper').style.display = 'none';	
						document.getElementById('uglipop_overlay').style.display = 'none';	
						document.getElementById('uglipop_content_fixed').style.display = 'none';	
					}
				})
			  }

			  return {
				init: init
			  };
			})();
			ezRBA.init();
		</script>
<script type='text/javascript' data-cfasync='false'></script>