new to site

hi just want to introduce myself my names denise, and im looking to lose 14lb ive been on ww and the new points system hasnt worked for me..i came across this site from an app on my i-pad..i am so hoping to lose this weight for my holiday in september..so if anyone has any tips please feel free to let me know..im not a big exercise fan..but enjoy walking when the weather permits! i think i may have a slow metabolizem lol..due to recently stopping smoking and my age (55) ..many thanks