With regard to Proposals Samples there are different sample regarding to the bid. You can check these template here There are different types of proposal templates available on the internet. You can download these templates and use them for your own purpose. Some of the most popular bid proposal templates include:1) Construction Proposal Template: This template is used by construction companies to submit their bids for construction projects. It includes all the essential. Then other then this construction proposal there are also many other proposals like 100 + Blank Bid Proposal Templates & Forms sample (Word, Pdf)