How to regrout old tile to make it look new again

Have you ever cleaned something to the point that it smells clean but just doesn’t sparkle? I noticed that tiles, whether it’s the ones covering the bathroom floor, bathroom walls or kitchen counter tops suffer the most wear-and-tear. Bathrooms and kitchens see such frequent traffic. When tiles get dirty, so does the grid of grout in between. They get discolored and stained, making a white bathroom look unkempt. While regularly web surfing for do-it-yourself instructions, I’ve come across Eric Stromer’s videos. He has plenty of good advice for various home improvement topics. I’ve learned that regrouting is a simple...