I use masking tape because it holds best.
Not just string lights they are a good start though. Are you meaning decorating the inside of the outside? Or both? What i do is just go to a hardware store and have a look at christmas section and see what takes your fancy. Best advice don't over do it
pine tree
Wholesale Christmas lights are available from most large home improvement stores. The Home Depot, Lowe's, IKEA and Menards all have Christmas lights for sale in bulk.
The best place to shop for Christmas lights is Walmart. But, since it isn't Christmas time your best bet may be look online for the best prices.
Make Christmas cookies, put up a Christmas tree, bake anything, wrap presents, watch Christmas movies (their the best!), or read a book
Walmart
The best outdoor Christmas lighting display is considered to include tree lights, chandeliers, drop lights, pillar lights, with flashing a static light displays.
The best Garland lights that are available are the ones at Christmas theme stores. These stores are typically open only around holiday time and provide the best decorations available.
I got a Pony for Christmas and it came in my house!
bluetac
using hooks plastic or metal is the best.using nails will punch holes in your home and cause leaks
There are many places one can buy Christmas lights. Arguably, the best place to buy Christmas lights are online shops as the selection is often larger and the prices are much lower then offline shops. The most recommended site is eBay.