Add a strip of trim a bit above already existing baseboards, paint between, and you get faux thick baseboards! Other good ideas here as well. 31 Easy DIY Upgrades That Will Make Your Home Look More Expensive
How to build a lattice privacy screen on a budget, Step by step Tutorial for under Dollars ! by Bryant Bryant Bryant Bryant Dewey Generations One Roof-- I need one of these for around my pool pump and filter.