Dynamics Inc., a developer of payment cards and systems, has closed on $35 million in new financing. Bain Capital Ventures led the Series B round, which will help the company bolster its team and production capacity. The company is also backed by Adams Capital Management.

Online media company BuzzLogic, developer of a media index and analytics platform, has closed on $7.8 million in new financing from Bridgescale Partners, Adams Capital Management, and individual investor Bob Colman, among others. The company also secured debt financing from Bridge Bank. The money will help BuzzLogic introduce new advertising products, and double its sales and account management team. BuzzLogic has raised a total of $28 million to date.

ProspX, the developer of an on-demand search and sales collaboration platform for insurance companies, has raised $8 million in new funding. The Series B round was led by Adams Capital Management with participation from other investors such as HPI Real Estate Services and Investments, the firm said. ProspX has now raised a total of $14.5 Million.

Pittsburgh-based software company SnapRetail has raised $6 million in Series A financing. Adams Capital Management led the round with $2.25 million. The money will help SnapRetail continue development and launch its software products, designed to help gift and home decor retailers drive traffic to their stores and websites.

Online textbook platform BookRenter has raised $40 million in Series C financing from Adams Capital Management, Comerica Bank, Focus Ventures, Lighthouse Capital Partners, Norwest Venture Partners, and Storm Ventures. The company launched in 2008 and allows college stores to launch their own textbook rental sites. BookRenter, based in San Mateo, Calif., closed a $10 million Series B round in June 2010.

Austin-based LibreDigital has added $4 million in financing to help it expand its technology and partnerships. The company currently aggregates digital reading material for Apple iBookstore. It also provides magazine and newspaper content for digital e-readers including the NOOKcolor. No terms of the financing were released. LibreDigital has previously raised at least $27 million from investors including Adams Capital Management , Triangle Peak Partners, HarperCollins Publishers, The New York Times Co. and Noro-Moseley Partners.

LiquidPiston, a startup developing a compact internal combustion engine, has added $5 million in a Series B financing round. Northwater Capital and Pittsburgh-based Adams Capital Management provided the financing, along with unnamed angel investors. LiquidPiston is based in Hartford, Conn. Northwater has offices in Toronto, New York and Chicago.

Last month both Chegg.com and BookRenter.com announced new funding rounds — $57 million in Series D for Chegg.com (not counting credit and debt, which take its funding to $112 million) and $6 million for BookRenter.com.

At the time, BookRenter was playing David to Chegg’s Goliath, claiming it could tackle online book rentals at a fraction of Chegg’s cost. However, there’s a third player — CampusBookRentals.com, which claims to be bigger than BookRenter but has so far hung on to its equity and raised debt — and it appears that merger talks, or at least merger feelers, among the three companies may already have begun.

Who knew that the world of renting college textbooks could be so competitive — or so dramatic?

Following Chegg.com’s announcement last week of its whopping $112 million in funding — $57 million in Series D equity led by Insight Venture Partners, plus $25 million in credit and $30 million in debt — BookRenter.com rushed out a press release today announcing that it too had raised funding: A $6 million Series A round from Storm Ventures and Adams Capital.

BookRenter’s round was really raised back in September, and both BookRenter’s CEO, Mehdi Maghsoodnia, and one of Bookrenter’s venture backers say they were wary of announcing it at all.

According to a February survey from Telework Trendlines, the number of Americans who work from home jumped nearly 75 percent between 2005 and 2008, from 9.9 million to 17.2 million. The trend owes to a variety of factors, from technological innovations to some companies’ greater focus on their employees’ work-life balances.  Yet working remotely has distinct advantages [...]