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Sciweavers is a bookmarking network for researchers to share and explore research paper preprints grouped by conference name and year or subject area.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Free Office Convert Tool: Free Convert Between Microsoft Word(doc, docm, docx), Excel(xls, xlsx, xlsm),PowerPoint(ppt, pptc, pptm), PDF Document, XLS, RTF, TXT, HTM, HTML, JPG, BMP, GIF, TIF, WMF, EMF, TGA, RLE, PNG etc.

Running a small business. Learn how to operate and grow a business with information from accounting and bookkeeping to how to obtain small business financing, get ideas for franchises and more.

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Columbia Business School is one of the world

Help and support for all Office products: Word, Excel, PowerPoint, OneNote, Outlook. Set up and manage your office subscription, find how-to articles, get free training, video demos, and tutorials.

Convert your documents to a variety of formats. Currently over 40 formats are supported.