1.0HomeAdditionPlus.comhttps://homeadditionplus.com/devmdonovanhttps://homeadditionplus.com/dev/author/mdonovan/rich600338<blockquote class="wp-embedded-content" data-secret="aHm9pRYpLJ"><a href="https://homeadditionplus.com/dev/home_articles/home-addition-contractor-estimates/">Home Addition Contractor Estimates</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://homeadditionplus.com/dev/home_articles/home-addition-contractor-estimates/embed/#?secret=aHm9pRYpLJ" width="600" height="338" title="“Home Addition Contractor Estimates” — HomeAdditionPlus.com" data-secret="aHm9pRYpLJ" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> Factors that Cause Home Addition Contractor Cost Estimates to Vary Widely By Mark J. Donovan Home addition contractor estimates can vary widely for a variety of reasons. Local labor costs, and market conditions on raw materials, for example, can dramatically cause home addition cost estimates to vary between states and time periods for effectively the same home addition project. For example during a housing boom both labor and materials are in high demand, thus home addition contractor cost estimates are higher than if during a housing bust. Home addition contractor…https://homeadditionplus.com/dev/wp-content/uploads/2016/09/Home_Addition_Bid_Sheets_Ad_250x250.jpg250250